CVEs / CVE-2024-11182
CVE-2024-11182: MDaemon Email Server Cross-Site Scripting (XSS) Vulnerability
- Known exploited in the CISA KEV catalog since 19 May 2025
- medium 6.1 CVSS 3.1 (NVD)
- EPSS 33.2% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
MDaemon Email Server contains a cross-site scripting (XSS) vulnerability that allows a remote attacker to load arbitrary JavaScript code via an HTML e-mail message.
Description
An XSS issue was discovered in MDaemon Email Server before version 24.5.1c. An attacker can send an 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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| MDaemon Email Server | up to and including 24.5.0 | — |
Exploitation
| In CISA KEV since | 19 May 2025 |
|---|---|
| Due date for US federal agencies | 9 Jun 2025 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 6.1 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NScored by NVD |
|---|---|
| Weakness | CWE-79 |
References
- CVE-2024-11182 on NVD
- CVE-2024-11182 in the CISA KEV catalog
- https://files.mdaemon.com/mdaemon/beta/RelNotes_en.html (cited by CISA)
- https://mdaemon.com/pages/downloads-critical-updates (cited by CISA)
- https://files.mdaemon.com/mdaemon/beta/RelNotes_en.html Release Notes
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-11182 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.