CVE-2025-43919

State: Published
Severity: 5.8 Medium
Published: Apr 20, 2025
Updated: Apr 28, 2025
Reserved: Apr 19, 2025

Description

GNU Mailman 2.1.39, as bundled in cPanel (and WHM), allows unauthenticated attackers to read arbitrary files via ../ directory traversal at /mailman/private/mailman (aka the private archive authentication endpoint) via the username parameter. NOTE: multiple third parties report that they are unable to reproduce this, regardless of whether cPanel or WHM is used.

Scores

CVSS	Score	Vector	Source
3.1	5.8 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N	mitre

Weaknesses

CWE-24 Path Traversal: '../filedir'

Affected Products

Product	Versions
MailmanGNU	2.1.39Affected

References

https://code.launchpad.net/~mailman-coders/mailman/2.1
https://github.com/0NYX-MY7H/CVE-2025-43919
https://github.com/cpanel/mailman2-python3
https://www.openwall.com/lists/oss-security/2025/04/21/6

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.