CVE-2024-11182

Stored XSS vulnerability in MDaemon Email Server

MEDIUM

6.1

CVSS Score

Published: November 15, 2024 at 10:43 AM UTC

Updated: June 17, 2026 at 06:57 AM UTC

2 products affected across 1 vendorMdaemonEmail Server

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Severity

MEDIUM6.1

Exploitation

CISA KEV

Exploit prediction

EPSS 33%

SSVC

Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score33.3%

EPSS (Exploit Prediction Scoring System) estimates a 33.3% chance this CVE is exploited in the wild within the next 30 days — higher than 98% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

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.

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.

Ransomware Use

Unknown

Added to KEV

May 19, 2025

Remediation Due

Jun 9, 2025

508 days overdue

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.