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Gfi

38 CVEs vendor

Monthly

CVE-2026-2039 Feb 20, 23:16 CRITICAL Act Now

Auth bypass in GFI Archiver via MArc.Store missing authorization. EPSS 0.59%.

Authentication Bypass Archiver Gfi
NVD
CVSS 3.1
9.8
EPSS
0.6%
CVE-2026-2038 Feb 20, 23:16 CRITICAL Act Now

Auth bypass in GFI Archiver via MArc.Core missing authorization. EPSS 0.59%.

Authentication Bypass Archiver Gfi
NVD
CVSS 3.1
9.8
EPSS
0.6%
CVE-2026-2037 Feb 20, 23:16 HIGH This Week

Unsafe deserialization in GFI Archiver's MArc.Core.Remoting service (port 8017) enables authenticated remote attackers to achieve unauthenticated remote code execution with SYSTEM privileges, despite the authentication requirement being bypassable. The vulnerability stems from insufficient validation of untrusted data during the deserialization process, allowing arbitrary code execution on affected systems. No patch is currently available.

RCE Deserialization Archiver Gfi
NVD
CVSS 3.0
8.8
EPSS
1.0%
CVE-2026-2036 Feb 20, 23:16 HIGH This Week

Remote code execution in GFI Archiver's MArc.Store.Remoting.exe component stems from unsafe deserialization of untrusted data, allowing authenticated attackers to execute arbitrary code with SYSTEM privileges despite the authentication requirement being bypassable. The vulnerability affects the deserialization and archiver products due to insufficient validation of user-supplied input, enabling full system compromise. No patch is currently available.

RCE Deserialization Archiver Gfi
NVD
CVSS 3.0
8.8
EPSS
1.0%
CVE-2026-23621 Feb 19, 19:22 MEDIUM This Month

GFI MailEssentials AI versions prior to 22.4 allow authenticated users to enumerate arbitrary directories on the server through the ListServer.IsPathExist() web method, which fails to validate filesystem paths before checking their existence. An attacker with valid credentials can exploit this information disclosure vulnerability to map the server's directory structure and identify sensitive locations. No patch is currently available for this vulnerability.

RCE Mailessentials Gfi
NVD
CVSS 3.1
4.3
EPSS
0.0%
CVE-2026-23620 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI versions before 22.4 expose a file enumeration vulnerability in the ListServer.IsDBExist() web method that allows authenticated users to probe arbitrary filesystem paths and determine file existence on the server. An attacker can exploit this by submitting unrestricted paths via the JSON "path" parameter, which are processed without validation, disclosing sensitive information about the server's filesystem structure. No patch is currently available for this vulnerability.

RCE Mailessentials Gfi
NVD
CVSS 3.1
4.3
EPSS
0.0%
CVE-2026-23619 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored XSS vulnerability in the Local Domains settings page that allows authenticated users to inject malicious scripts into the txtDescription parameter, which are then executed when administrators view the management interface. An attacker with valid credentials can exploit this to perform actions as a logged-in administrator or steal sensitive information from the management console. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23618 Feb 19, 18:24 MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI before version 22.4 allows authenticated users to inject malicious JavaScript through the Spam Keyword Checking interface, which executes when administrators access the management console. An attacker with valid credentials can exploit this to steal session tokens, modify security policies, or perform actions on behalf of logged-in administrators. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23617 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 is vulnerable to stored cross-site scripting in the Spam Keyword Checking interface, where authenticated users can inject malicious scripts that execute when administrators access the management console. An attacker with valid credentials can leverage this to perform actions on behalf of logged-in users or steal session information, affecting organizations using vulnerable versions of the product.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23616 Feb 19, 18:24 MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI before version 22.4 allows authenticated users to inject malicious scripts into the Anti-Spoofing configuration page, which execute when administrators view the management interface. An attacker with valid credentials can exploit the TxtSmtpDesc parameter to compromise other authenticated users through arbitrary JavaScript execution. No patch is currently available for this medium-severity vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23615 Feb 19, 18:24 MEDIUM This Month

Stored XSS in GFI MailEssentials AI versions before 22.4 allows authenticated users to inject malicious scripts into the Sender Policy Framework Email Exceptions interface that execute when administrators view the management console. An attacker with valid credentials can inject HTML/JavaScript through the email description parameter, compromising other logged-in users' sessions.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23614 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI before version 22.4 contains a stored cross-site scripting vulnerability in the Sender Policy Framework configuration interface that allows authenticated users to inject malicious scripts into IP description fields. An attacker with valid credentials can execute arbitrary JavaScript in the context of administrators accessing the management interface, potentially compromising administrative sessions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23613 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 allows authenticated users to inject malicious scripts into the URI DNS Blocklist configuration page, which are stored and executed when administrators access the management interface. An attacker with valid credentials can exploit the unsanitized ctl00$ContentPlaceHolder1$pv1$TXB_URIs parameter to perform actions in the context of logged-in users, such as stealing session tokens or modifying security settings. No patch is currently available for this stored cross-site scripting vulnerability.

XSS DNS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23612 Feb 19, 18:24 MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI versions before 22.4 allows authenticated users to inject malicious scripts into the IP DNS Blocklist configuration page that execute when administrators access the management interface. An attacker with valid credentials can inject HTML/JavaScript through the IP configuration parameter to compromise other authenticated users' sessions. No patch is currently available for this vulnerability.

XSS DNS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23611 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the IP Blocklist management page that allows authenticated users to inject malicious scripts into the IP description field, which are executed when administrators view the management interface. An attacker with valid credentials can exploit this to hijack administrator sessions or perform unauthorized actions with their privileges. Currently, no patch is available and the vulnerability requires user interaction to trigger.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23610 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the POP2Exchange configuration endpoint that allows authenticated users to inject malicious scripts through the POP3 server login field. An attacker with valid credentials can execute arbitrary JavaScript in the context of administrators viewing the management interface, potentially compromising administrative sessions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23609 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the Perimeter SMTP Servers configuration page that allows authenticated users to inject malicious scripts into the management interface. An attacker with valid credentials can execute arbitrary JavaScript in the context of other logged-in administrators by manipulating the description parameter. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23608 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 contains a stored cross-site scripting vulnerability in the Mail Monitoring rule creation endpoint that allows authenticated users to inject malicious JavaScript through the rule name field. When an administrator views the affected rules in the management interface, the stored script executes in their browser session, potentially enabling session hijacking or unauthorized administrative actions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23607 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 contains a stored XSS vulnerability in the Anti-Spam Whitelist management interface that allows authenticated users to inject malicious scripts through the description field. An attacker with valid credentials can craft payloads that execute in the browser context of other administrators accessing the management console, potentially compromising administrative sessions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23606 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 contains a stored cross-site scripting vulnerability in the Advanced Content Filtering rule creation feature that allows authenticated users to inject malicious scripts into rule names, which are later executed in the browsers of administrators viewing the management interface. An attacker with valid credentials can exploit this to perform actions as a logged-in administrator, including potential unauthorized configuration changes or credential theft. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23605 Feb 19, 18:24 MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the Attachment Filtering rule creation feature that allows authenticated users to inject malicious scripts into rule names, which execute when administrators access the management interface. An attacker with valid credentials can exploit this to perform actions on behalf of logged-in administrators or steal sensitive information from the management dashboard. No patch is currently available for this medium-severity vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-23604 Feb 19, 18:24 MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI versions before 22.4 allows authenticated users to inject malicious JavaScript into the Keyword Filtering rule creation interface, which executes when administrators view the management console. An attacker with valid credentials can compromise other users' sessions and perform unauthorized actions within the MailEssentials application. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
CVSS 3.1
5.4
EPSS
0.0%
CVE-2025-34071 Jul 02, 14:15 CRITICAL POC Act Now

A remote code execution vulnerability in GFI Kerio Control 9.4.5 allows attackers with administrative access to upload and execute arbitrary code through the firmware upgrade feature. The system upgrade mechanism accepts unsigned .img files, which can be modified to include malicious scripts within the upgrade.sh or disk image components. These modified upgrade images are not validated for authenticity or integrity, and are executed by the system post-upload, enabling root access.

Authentication Bypass RCE Kerio Control Gfi
NVD
CVSS 3.1
9.8
EPSS
1.0%
CVE-2025-34070 Jul 02, 14:15 CRITICAL POC Act Now

A missing authentication vulnerability in the GFIAgent component of GFI Kerio Control 9.4.5 allows unauthenticated remote attackers to perform privileged operations. The GFIAgent service, responsible for integration with GFI AppManager, exposes HTTP services on ports 7995 and 7996 without proper authentication. The /proxy handler on port 7996 allows arbitrary forwarding to administrative endpoints when provided with an Appliance UUID, which itself can be retrieved from port 7995. This results in a complete authentication bypass, permitting access to sensitive administrative APIs.

Authentication Bypass Kerio Control Gfi
NVD
CVSS 3.1
9.8
EPSS
0.9%
CVE-2025-34069 Jul 02, 14:15 CRITICAL POC Act Now

An authentication bypass vulnerability exists in GFI Kerio Control 9.4.5 due to insecure default proxy configuration and weak access control in the GFIAgent service. The non-transparent proxy on TCP port 3128 can be used to forward unauthenticated requests to internal services such as GFIAgent, bypassing firewall restrictions and exposing internal management endpoints. This enables unauthenticated attackers to access the GFIAgent service on ports 7995 and 7996, retrieve the appliance UUID, and issue administrative requests via the proxy. Exploitation results in full administrative access to the Kerio Control appliance.

Authentication Bypass Kerio Control Gfi
NVD
CVSS 3.1
9.8
EPSS
0.6%
CVE-2025-34491 Apr 28, 20:15 HIGH POC This Week

GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE Deserialization Mailessentials Gfi
NVD
CVSS 3.1
8.8
EPSS
1.2%
CVE-2025-34490 Apr 28, 19:15 MEDIUM POC This Month

GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity (XXE) issue. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XXE Mailessentials Gfi
NVD
CVSS 3.1
6.5
EPSS
0.1%
CVE-2025-34489 Apr 28, 19:15 HIGH POC This Week

GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Privilege Escalation Deserialization Mailessentials Gfi
NVD
CVSS 3.1
7.8
EPSS
0.1%
CVE-2025-2977 Mar 31, 05:15 MEDIUM POC This Month

A vulnerability was found in GFI KerioConnect 10.0.6. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XSS Kerio Connect Gfi
NVD GitHub VulDB
CVSS 4.0
5.1
EPSS
0.1%
CVE-2025-2976 Mar 31, 05:15 MEDIUM POC This Month

A vulnerability was found in GFI KerioConnect 10.0.6. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XSS File Upload Kerio Connect Gfi
NVD GitHub VulDB
CVSS 4.0
5.1
EPSS
0.1%
CVE-2025-2975 Mar 31, 04:15 MEDIUM POC This Month

A vulnerability was found in GFI KerioConnect 10.0.6 and classified as problematic. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XSS Kerio Connect Gfi
NVD GitHub VulDB
CVSS 4.0
5.1
EPSS
0.1%
CVE-2024-52875 Jan 31, 08:15 HIGH POC THREAT Act Now

GFI Kerio Control versions 9.2.5 through 9.4.5 contain an HTTP response splitting vulnerability in the dest parameter of unauthenticated pages. The unsanitized parameter is used to generate Location headers in 302 redirects, enabling open redirect, HTTP response injection, and reflected XSS that can escalate to admin session hijacking.

XSS Open Redirect Kerio Control Gfi
NVD
CVSS 3.1
8.8
EPSS
78.6%
Threat
5.6
CVE-2024-11949 Dec 12, 01:40 HIGH This Week

GFI Archiver Store Service Deserialization of Untrusted Data Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization Archiver Gfi
NVD
CVSS 3.1
8.8
EPSS
0.8%
CVE-2024-11948 Dec 12, 01:40 CRITICAL Act Now

GFI Archiver Telerik Web UI Remote Code Execution Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Archiver Gfi
NVD
CVSS 3.1
9.8
EPSS
1.4%
CVE-2024-11947 Dec 12, 01:40 HIGH This Week

GFI Archiver Core Service Deserialization of Untrusted Data Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization Archiver Gfi
NVD
CVSS 3.1
8.8
EPSS
0.8%
CVE-2023-25267 Mar 15, 22:15 HIGH POC This Week

An issue was discovered in GFI Kerio Connect 9.4.1 patch 1 (fixed in 10.0.0). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Memory Corruption Kerio Connect Gfi
NVD GitHub
CVSS 3.1
8.8
EPSS
1.0%
CVE-2019-16414 Sep 30, 13:15 MEDIUM POC This Month

A DOM based XSS in GFI Kerio Control v9.3.0 allows embedding of malicious code and manipulating the login page to send back a victim's cleartext credentials to an attacker via a. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

XSS Kerio Control Gfi
NVD
CVSS 3.1
6.1
EPSS
1.6%
CVE-2017-7440 May 02, 14:59 MEDIUM PATCH This Month

Kerio Connect 8.0.0 through 9.2.2, and Kerio Connect Client desktop application for Windows and Mac 9.2.0 through 9.2.2, when e-mail preview is enabled, allows remote attackers to conduct. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

XSS Microsoft Kerio Connect Kerio Connect Client Gfi
NVD
CVSS 3.1
6.5
EPSS
0.2%
EPSS 1% CVSS 9.8
CRITICAL Act Now

Auth bypass in GFI Archiver via MArc.Store missing authorization. EPSS 0.59%.

Authentication Bypass Archiver Gfi
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

Auth bypass in GFI Archiver via MArc.Core missing authorization. EPSS 0.59%.

Authentication Bypass Archiver Gfi
NVD
EPSS 1% CVSS 8.8
HIGH This Week

Unsafe deserialization in GFI Archiver's MArc.Core.Remoting service (port 8017) enables authenticated remote attackers to achieve unauthenticated remote code execution with SYSTEM privileges, despite the authentication requirement being bypassable. The vulnerability stems from insufficient validation of untrusted data during the deserialization process, allowing arbitrary code execution on affected systems. No patch is currently available.

RCE Deserialization Archiver +1
NVD
EPSS 1% CVSS 8.8
HIGH This Week

Remote code execution in GFI Archiver's MArc.Store.Remoting.exe component stems from unsafe deserialization of untrusted data, allowing authenticated attackers to execute arbitrary code with SYSTEM privileges despite the authentication requirement being bypassable. The vulnerability affects the deserialization and archiver products due to insufficient validation of user-supplied input, enabling full system compromise. No patch is currently available.

RCE Deserialization Archiver +1
NVD
EPSS 0% CVSS 4.3
MEDIUM This Month

GFI MailEssentials AI versions prior to 22.4 allow authenticated users to enumerate arbitrary directories on the server through the ListServer.IsPathExist() web method, which fails to validate filesystem paths before checking their existence. An attacker with valid credentials can exploit this information disclosure vulnerability to map the server's directory structure and identify sensitive locations. No patch is currently available for this vulnerability.

RCE Mailessentials Gfi
NVD
EPSS 0% CVSS 4.3
MEDIUM This Month

GFI MailEssentials AI versions before 22.4 expose a file enumeration vulnerability in the ListServer.IsDBExist() web method that allows authenticated users to probe arbitrary filesystem paths and determine file existence on the server. An attacker can exploit this by submitting unrestricted paths via the JSON "path" parameter, which are processed without validation, disclosing sensitive information about the server's filesystem structure. No patch is currently available for this vulnerability.

RCE Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored XSS vulnerability in the Local Domains settings page that allows authenticated users to inject malicious scripts into the txtDescription parameter, which are then executed when administrators view the management interface. An attacker with valid credentials can exploit this to perform actions as a logged-in administrator or steal sensitive information from the management console. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI before version 22.4 allows authenticated users to inject malicious JavaScript through the Spam Keyword Checking interface, which executes when administrators access the management console. An attacker with valid credentials can exploit this to steal session tokens, modify security policies, or perform actions on behalf of logged-in administrators. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 is vulnerable to stored cross-site scripting in the Spam Keyword Checking interface, where authenticated users can inject malicious scripts that execute when administrators access the management console. An attacker with valid credentials can leverage this to perform actions on behalf of logged-in users or steal session information, affecting organizations using vulnerable versions of the product.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI before version 22.4 allows authenticated users to inject malicious scripts into the Anti-Spoofing configuration page, which execute when administrators view the management interface. An attacker with valid credentials can exploit the TxtSmtpDesc parameter to compromise other authenticated users through arbitrary JavaScript execution. No patch is currently available for this medium-severity vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

Stored XSS in GFI MailEssentials AI versions before 22.4 allows authenticated users to inject malicious scripts into the Sender Policy Framework Email Exceptions interface that execute when administrators view the management console. An attacker with valid credentials can inject HTML/JavaScript through the email description parameter, compromising other logged-in users' sessions.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI before version 22.4 contains a stored cross-site scripting vulnerability in the Sender Policy Framework configuration interface that allows authenticated users to inject malicious scripts into IP description fields. An attacker with valid credentials can execute arbitrary JavaScript in the context of administrators accessing the management interface, potentially compromising administrative sessions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 allows authenticated users to inject malicious scripts into the URI DNS Blocklist configuration page, which are stored and executed when administrators access the management interface. An attacker with valid credentials can exploit the unsanitized ctl00$ContentPlaceHolder1$pv1$TXB_URIs parameter to perform actions in the context of logged-in users, such as stealing session tokens or modifying security settings. No patch is currently available for this stored cross-site scripting vulnerability.

XSS DNS Mailessentials +1
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI versions before 22.4 allows authenticated users to inject malicious scripts into the IP DNS Blocklist configuration page that execute when administrators access the management interface. An attacker with valid credentials can inject HTML/JavaScript through the IP configuration parameter to compromise other authenticated users' sessions. No patch is currently available for this vulnerability.

XSS DNS Mailessentials +1
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the IP Blocklist management page that allows authenticated users to inject malicious scripts into the IP description field, which are executed when administrators view the management interface. An attacker with valid credentials can exploit this to hijack administrator sessions or perform unauthorized actions with their privileges. Currently, no patch is available and the vulnerability requires user interaction to trigger.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the POP2Exchange configuration endpoint that allows authenticated users to inject malicious scripts through the POP3 server login field. An attacker with valid credentials can execute arbitrary JavaScript in the context of administrators viewing the management interface, potentially compromising administrative sessions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the Perimeter SMTP Servers configuration page that allows authenticated users to inject malicious scripts into the management interface. An attacker with valid credentials can execute arbitrary JavaScript in the context of other logged-in administrators by manipulating the description parameter. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 contains a stored cross-site scripting vulnerability in the Mail Monitoring rule creation endpoint that allows authenticated users to inject malicious JavaScript through the rule name field. When an administrator views the affected rules in the management interface, the stored script executes in their browser session, potentially enabling session hijacking or unauthorized administrative actions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 contains a stored XSS vulnerability in the Anti-Spam Whitelist management interface that allows authenticated users to inject malicious scripts through the description field. An attacker with valid credentials can craft payloads that execute in the browser context of other administrators accessing the management console, potentially compromising administrative sessions. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI prior to version 22.4 contains a stored cross-site scripting vulnerability in the Advanced Content Filtering rule creation feature that allows authenticated users to inject malicious scripts into rule names, which are later executed in the browsers of administrators viewing the management interface. An attacker with valid credentials can exploit this to perform actions as a logged-in administrator, including potential unauthorized configuration changes or credential theft. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

GFI MailEssentials AI versions before 22.4 contain a stored cross-site scripting vulnerability in the Attachment Filtering rule creation feature that allows authenticated users to inject malicious scripts into rule names, which execute when administrators access the management interface. An attacker with valid credentials can exploit this to perform actions on behalf of logged-in administrators or steal sensitive information from the management dashboard. No patch is currently available for this medium-severity vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 0% CVSS 5.4
MEDIUM This Month

Stored cross-site scripting in GFI MailEssentials AI versions before 22.4 allows authenticated users to inject malicious JavaScript into the Keyword Filtering rule creation interface, which executes when administrators view the management console. An attacker with valid credentials can compromise other users' sessions and perform unauthorized actions within the MailEssentials application. No patch is currently available for this vulnerability.

XSS Mailessentials Gfi
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

A remote code execution vulnerability in GFI Kerio Control 9.4.5 allows attackers with administrative access to upload and execute arbitrary code through the firmware upgrade feature. The system upgrade mechanism accepts unsigned .img files, which can be modified to include malicious scripts within the upgrade.sh or disk image components. These modified upgrade images are not validated for authenticity or integrity, and are executed by the system post-upload, enabling root access.

Authentication Bypass RCE Kerio Control +1
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

A missing authentication vulnerability in the GFIAgent component of GFI Kerio Control 9.4.5 allows unauthenticated remote attackers to perform privileged operations. The GFIAgent service, responsible for integration with GFI AppManager, exposes HTTP services on ports 7995 and 7996 without proper authentication. The /proxy handler on port 7996 allows arbitrary forwarding to administrative endpoints when provided with an Appliance UUID, which itself can be retrieved from port 7995. This results in a complete authentication bypass, permitting access to sensitive administrative APIs.

Authentication Bypass Kerio Control Gfi
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

An authentication bypass vulnerability exists in GFI Kerio Control 9.4.5 due to insecure default proxy configuration and weak access control in the GFIAgent service. The non-transparent proxy on TCP port 3128 can be used to forward unauthenticated requests to internal services such as GFIAgent, bypassing firewall restrictions and exposing internal management endpoints. This enables unauthenticated attackers to access the GFIAgent service on ports 7995 and 7996, retrieve the appliance UUID, and issue administrative requests via the proxy. Exploitation results in full administrative access to the Kerio Control appliance.

Authentication Bypass Kerio Control Gfi
NVD
EPSS 1% CVSS 8.8
HIGH POC This Week

GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE Deserialization Mailessentials +1
NVD
EPSS 0% CVSS 6.5
MEDIUM POC This Month

GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity (XXE) issue. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XXE Mailessentials Gfi
NVD
EPSS 0% CVSS 7.8
HIGH POC This Week

GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Privilege Escalation Deserialization Mailessentials +1
NVD
EPSS 0% CVSS 5.1
MEDIUM POC This Month

A vulnerability was found in GFI KerioConnect 10.0.6. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XSS Kerio Connect Gfi
NVD GitHub VulDB
EPSS 0% CVSS 5.1
MEDIUM POC This Month

A vulnerability was found in GFI KerioConnect 10.0.6. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XSS File Upload Kerio Connect +1
NVD GitHub VulDB
EPSS 0% CVSS 5.1
MEDIUM POC This Month

A vulnerability was found in GFI KerioConnect 10.0.6 and classified as problematic. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

XSS Kerio Connect Gfi
NVD GitHub VulDB
EPSS 79% 5.6 CVSS 8.8
HIGH POC THREAT Act Now

GFI Kerio Control versions 9.2.5 through 9.4.5 contain an HTTP response splitting vulnerability in the dest parameter of unauthenticated pages. The unsanitized parameter is used to generate Location headers in 302 redirects, enabling open redirect, HTTP response injection, and reflected XSS that can escalate to admin session hijacking.

XSS Open Redirect Kerio Control +1
NVD
EPSS 1% CVSS 8.8
HIGH This Week

GFI Archiver Store Service Deserialization of Untrusted Data Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization Archiver +1
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

GFI Archiver Telerik Web UI Remote Code Execution Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Archiver Gfi
NVD
EPSS 1% CVSS 8.8
HIGH This Week

GFI Archiver Core Service Deserialization of Untrusted Data Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization Archiver +1
NVD
EPSS 1% CVSS 8.8
HIGH POC This Week

An issue was discovered in GFI Kerio Connect 9.4.1 patch 1 (fixed in 10.0.0). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Memory Corruption Kerio Connect +1
NVD GitHub
EPSS 2% CVSS 6.1
MEDIUM POC This Month

A DOM based XSS in GFI Kerio Control v9.3.0 allows embedding of malicious code and manipulating the login page to send back a victim's cleartext credentials to an attacker via a. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

XSS Kerio Control Gfi
NVD
EPSS 0% CVSS 6.5
MEDIUM PATCH This Month

Kerio Connect 8.0.0 through 9.2.2, and Kerio Connect Client desktop application for Windows and Mac 9.2.0 through 9.2.2, when e-mail preview is enabled, allows remote attackers to conduct. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

XSS Microsoft Kerio Connect +2
NVD

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