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CVE-2025-43920

nvd nist
Published: Apr 20, 2025Modified: Jun 17, 2026

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8.1
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.2 / Impact: 5.9
Source: NVD

Description

GNU Mailman 2.1.39, as bundled in cPanel (and WHM), in certain external archiver configurations, allows unauthenticated attackers to execute arbitrary OS commands via shell metacharacters in an email Subject line. NOTE: multiple third parties report that they are unable to reproduce this, regardless of whether cPanel or WHM is used.

Affected (1)

Products: Gnu: Mailman
Gnu
1 product
Mailman
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Mailman
From 2.1.1 to 2.1.39

Related CWEs

CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

References (4)

Source: cve@mitre.org
Product
Source: cve@mitre.org
ExploitThird Party Advisory
Source: cve@mitre.org
Source: cve@mitre.org

Timeline

No history available yet.