Mdaemon
CVE-2012-2584
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 4.3 (MEDIUM). Attack characteristics: network attack vector, M complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.40%. |
| Exploit ScenarioDerived | A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. |
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Alert meAnalysisAI
Multiple cross-site scripting (XSS) vulnerabilities in Alt-N MDaemon Free 12.5.4 allow remote attackers to inject arbitrary web script or HTML via an e-mail message body with (1) the Cascading Style. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Multiple cross-site scripting (XSS) vulnerabilities in Alt-N MDaemon Free 12.5.4 allow remote attackers to inject arbitrary web script or HTML via an e-mail message body with (1) the Cascading Style Sheets (CSS) expression property in conjunction with a CSS comment within the STYLE attribute of an IMG element, (2) the CSS expression property in conjunction with multiple CSS comments within the STYLE attribute of an arbitrary element, or (3) an innerHTML attribute within an XML document. Affected products include: Altn Mdaemon.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:M/Au:N/C:N/I:P/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
Multiple cross-site scripting (XSS) vulnerabilities in Alt-N MDaemon Free 12.5.4 allow remote attackers to inject arbitrary web script or HTML via an e-mail message body with (1) the Cascading Style Sheets (CSS) expression property in conjunction with a CSS comment within the STYLE attribute of an IMG element, (2) the CSS expression property in conjunction with multiple CSS comments within the STYLE attribute of an arbitrary element, or (3) an innerHTML attribute within an XML document.
Threat Intelligence Overview
NVD
CVE.org
EPSS
Exploit-DB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)CVE.org
An issue was discovered in MDaemon before 20.0.4. Rated high severity (CVSS 8.8), this vulnerability is remotely exploit
An issue was discovered in MDaemon before 20.0.4. Rated high severity (CVSS 8.8), this vulnerability is remotely exploit
An issue was discovered in MDaemon before 20.0.4. Rated high severity (CVSS 7.2), this vulnerability is remotely exploit
An issue was discovered in MDaemon before 20.0.4. Rated medium severity (CVSS 6.1), this vulnerability is remotely explo
MDaemon SecurityGateway through 9.0.3 allows XSS via a crafted Message Content Filtering rule. Rated medium severity (CV
MDaemon Webmail 14.x through 18.x before 18.5.2 has XSS (issue 2 of 2). Rated medium severity (CVSS 6.1), this vulnerabi
MDaemon Webmail 14.x through 18.x before 18.5.2 has XSS (issue 1 of 2). Rated medium severity (CVSS 6.1), this vulnerabi
An Authenticated Reflected Cross-site scripting at BCC Parameter was discovered in MDaemon before 22.0.0 . Rated medium
An Authenticated Reflected Cross-site scripting at CC Parameter was discovered in MDaemon before 22.0.0 . Rated medium s
An XSS issue was discovered in MDaemon Email Server version 25.0.1 and below. Rated medium severity (CVSS 5.3), this vul
An XSS issue was discovered in MDaemon Email Server before version 24.5.1c. Rated medium severity (CVSS 5.3), this vulne
GitHub PoC