How severe is CVE-2024-11182?

CVE-2024-11182 has a CVSS 4.0 base score of 5.3 (MEDIUM). EPSS estimates a 17.6% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2024-11182: Stored XSS vulnerability in MDaemon Email

CISA Known Exploited Vulnerabilities

MDaemon Email Server Cross-Site Scripting (XSS) Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2025-05-19

Remediation due

2025-06-09

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.

CISA notes
https://files.mdaemon.com/mdaemon/beta/RelNotes_en.html ; https://mdaemon.com/pages/downloads-critical-updates ; https://nvd.nist.gov/vuln/detail/CVE-2024-11182

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.

Severity

CVSS 4.0 · CNA5.3 MEDIUM

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
MDaemon	Email Server	0 to 24.5.0 24.5.1 (unaffected)

References

1 Links

Other references

https://files.mdaemon.com/mdaemon/beta/RelNotes_en.html

Record Details

Published

2024-11-15

Last updated

2025-10-21

Assigner (CNA)

ESET

Credited to

Matthieu Faou (ESET)

Related Tool Categories

Tool categories that test for or protect against this vulnerability class.

CWE-79 · Cross-site Scripting

Application Security Tools Penetration Testing Tools

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.