Openvpn

10 CVEs product

Monthly

CVE-2019-25429 MEDIUM POC This Month

Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by submitting crafted input to the openvpn_advanced endpoint. [CVSS 6.1 MEDIUM]

Openvpn XSS Dome Firewall
NVD Exploit-DB
CVSS 3.1
6.1
EPSS
0.0%
CVE-2019-25428 MEDIUM POC This Month

Comodo Dome Firewall 2.7.0 contains multiple reflected cross-site scripting vulnerabilities in the openvpn_users endpoint that allow attackers to inject malicious scripts through POST parameters. [CVSS 6.1 MEDIUM]

Openvpn XSS Dome Firewall
NVD Exploit-DB
CVSS 3.1
6.1
EPSS
0.0%
CVE-2026-2670 HIGH This Week

Unauthenticated remote attackers can achieve OS command injection through the delete_file parameter in Advantech WISE-6610's OpenVPN management interface (/cgi-bin/luci/admin/openvpn_apply), enabling arbitrary command execution with high privileges. Public exploit code is available for this vulnerability, and no patch has been released despite vendor notification. The attack requires high-level privileges but involves minimal complexity and poses significant risks to confidentiality, integrity, and availability.

Openvpn Command Injection
NVD GitHub VulDB
CVSS 3.1
7.2
EPSS
0.2%
CVE-2025-15497 Monitor

Insufficient epoch key slot processing in OpenVPN 2.7_alpha1 versions up to 2.7 is affected by reachable assertion.

Openvpn Denial Of Service
NVD
EPSS
0.1%
CVE-2025-13086 HIGH PATCH This Week

Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.6.15 and 2.7_alpha1 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client

Denial Of Service Ubuntu Debian Openvpn Redhat +1
NVD
CVSS 3.1
7.5
EPSS
0.1%
CVE-2025-13751 MEDIUM PATCH This Month

Interactive service agent in OpenVPN version 2.5.0 through 2.6.16 and 2.7_alpha1 through 2.7_rc2 on Windows allows a local authenticated user to connect to the service and trigger an error causing a local denial of service.

Microsoft Denial Of Service Debian Openvpn Redhat +1
NVD
CVSS 3.1
5.5
EPSS
0.0%
CVE-2025-12106 CRITICAL PATCH Act Now

Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses

Buffer Overflow Ubuntu Debian Openvpn Suse
NVD
CVSS 3.1
9.1
EPSS
0.1%
CVE-2024-4877 HIGH This Week

OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI component would connect to allowing it to escalate its. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Microsoft Privilege Escalation Openvpn Windows
NVD
CVSS 3.1
8.8
EPSS
0.2%
CVE-2025-2704 HIGH PATCH This Week

OpenVPN version 2.6.1 through 2.6.13 in server mode using TLS-crypt-v2 allows remote attackers to trigger a denial of service by corrupting and replaying network packets in the early handshake phase. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Denial Of Service Openvpn Suse
NVD
CVSS 3.1
7.5
EPSS
0.6%
CVE-2024-5594 CRITICAL PATCH This Week

OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Code Injection Openvpn Suse
NVD
CVSS 3.1
9.1
EPSS
0.3%
CVE-2019-25429
EPSS 0% CVSS 6.1
MEDIUM POC This Month

Comodo Dome Firewall 2.7.0 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by submitting crafted input to the openvpn_advanced endpoint. [CVSS 6.1 MEDIUM]

Openvpn XSS Dome Firewall
NVD Exploit-DB
CVE-2019-25428
EPSS 0% CVSS 6.1
MEDIUM POC This Month

Comodo Dome Firewall 2.7.0 contains multiple reflected cross-site scripting vulnerabilities in the openvpn_users endpoint that allow attackers to inject malicious scripts through POST parameters. [CVSS 6.1 MEDIUM]

Openvpn XSS Dome Firewall
NVD Exploit-DB
CVE-2026-2670
EPSS 0% CVSS 7.2
HIGH This Week

Unauthenticated remote attackers can achieve OS command injection through the delete_file parameter in Advantech WISE-6610's OpenVPN management interface (/cgi-bin/luci/admin/openvpn_apply), enabling arbitrary command execution with high privileges. Public exploit code is available for this vulnerability, and no patch has been released despite vendor notification. The attack requires high-level privileges but involves minimal complexity and poses significant risks to confidentiality, integrity, and availability.

Openvpn Command Injection
NVD GitHub VulDB
CVE-2025-15497
EPSS 0%
Monitor

Insufficient epoch key slot processing in OpenVPN 2.7_alpha1 versions up to 2.7 is affected by reachable assertion.

Openvpn Denial Of Service
NVD
CVE-2025-13086
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.6.15 and 2.7_alpha1 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client

Denial Of Service Ubuntu Debian +3
NVD
CVE-2025-13751
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

Interactive service agent in OpenVPN version 2.5.0 through 2.6.16 and 2.7_alpha1 through 2.7_rc2 on Windows allows a local authenticated user to connect to the service and trigger an error causing a local denial of service.

Microsoft Denial Of Service Debian +3
NVD
CVE-2025-12106
EPSS 0% CVSS 9.1
CRITICAL PATCH Act Now

Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses

Buffer Overflow Ubuntu Debian +2
NVD
CVE-2024-4877
EPSS 0% CVSS 8.8
HIGH This Week

OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI component would connect to allowing it to escalate its. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Microsoft Privilege Escalation Openvpn +1
NVD
CVE-2025-2704
EPSS 1% CVSS 7.5
HIGH PATCH This Week

OpenVPN version 2.6.1 through 2.6.13 in server mode using TLS-crypt-v2 allows remote attackers to trigger a denial of service by corrupting and replaying network packets in the early handshake phase. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Denial Of Service Openvpn Suse
NVD
CVE-2024-5594
EPSS 0% CVSS 9.1
CRITICAL PATCH This Week

OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Code Injection Openvpn Suse
NVD

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