Vulnerability · Published Apr 29, 2025 · Assigned by ESET
CVE-2025-3929Stored XSS vulnerability in MDaemon Email Server
Medium 5.3
In plain English
A medium-severity cross-site scripting in Email Server from MDaemon. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).
Severity (CVSS 4.0)5.3Medium
Exploit odds (30 days)0.6%top 48.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An XSS issue was discovered in MDaemon Email Server version 25.0.1 and below. An attacker can send a specially crafted HTML e-mail message with JavaScript in an img tag. This could allow a remote attacker to load arbitrary JavaScript code in the context of a webmail user's browser window, and access user data.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| MDaemon | Email Server | 0 – through 25.0.1 |
Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N