CVE-2025-43920

CVE-2025-43920: Command Injection via Email Subject in GNU Mailman 2.1.39 cPanel/WHM Bundle Discovered by: Firudin Davudzada & Musazada Aydan Disclosure Date: April 2025 CVE ID: CVE-2025-43920 Severity: 5.4 Medium CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N Attack Type: Remote Affected Software:...

CVE-2025-43919

CVE-2025-43919: Directory Traversal in GNU Mailman 2.1.39 cPanel/WHM Bundle Discovered by: Firudin Davudzada & Musazada Aydan Disclosure Date: April 2025 CVE ID: CVE-2025-43919 Severity: 5.8 Medium CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N Attack Type: Remote Affected Software: GNU Mailman...

CVE-2025-43919-POC

🚨 CVE-2025-43919: Directory Traversal in GNU Mailman 2.1.39 cPanel/WHM A new vulnerability has been discovered in GNU Mailman 2.1.39, bundled with cPanel/WHM, allowing unauthenticated remote attackers to read arbitrary files on the server via a directory traversal flaw. 📌 Vulnerability Summary:...

CVE-2025-43921

CVE-2025-43921: Unauthenticated Mailing List Creation in GNU Mailman 2.1.39 cPanel/WHM Bundle Discovered by: Firudin Davudzada & Musazada Aydan Disclosure Date: April 2025 CVE ID: CVE-2025-43921 Severity: 5.3 Medium CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Attack Type: Remote Affected Softwar...

CVE-2025-43919

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 t...

CVE-2025-43921

GNU Mailman 2.1.39, as bundled in cPanel and WHM, allows unauthenticated attackers to create lists via the /mailman/create endpoint. NOTE: multiple third parties report that they are unable to reproduce this, regardless of whether cPanel or WHM is used...

CVE-2025-43920

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, regardles...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093198)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093198 advisory. In GNU Mailman before 2.1.36, the CSRF token for the Cgi/admindb.py admindb page contains an encrypted version of the list admin password. This could potentially be...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093193)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093193 advisory. In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options page can execute arbitrary JavaScript for XSS. Tenable has extracted the preceding...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093171)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093171 advisory. GNU Mailman 2.x before 2.1.30 uses the .obj extension for scrubbed application/octet-stream MIME parts. This behavior may contribute to XSS attacks against...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093203)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093203 advisory. In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request using that token to set a new admin password or make other...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093157)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093157 advisory. GNU Mailman before 2.1.33 allows arbitrary content injection via the Cgi/private.py private archive login page. Tenable has extracted the preceding description block...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093169)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093169 advisory. GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A certain csrftoken value is derived from the admin password, and may be useful in conducting a...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: mailman (UTSA-2026-093164)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093164 advisory. /options/mailman in GNU Mailman before 2.1.31 allows Arbitrary Content Injection. Tenable has extracted the preceding description block directly from the Unity Linux...

GNU Mailman Panel - Detect

GNU Mailman panel was detected. Panel exposes all public mailing lists on server. !/usr/bin/env python3 -- coding: utf-8 -- """GNU Mailman panel was detected.""" from kittysploit import from lib.protocols.http.httpclient import Httpclient class ModuleScanner, Httpclient: info = 'name': 'GNU Mailm...

PYSEC-2026-661 Moderate severity vulnerability that affects mailman

An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site...

Moderate severity vulnerability that affects mailman

An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site...

[SECURITY] Fedora 44 Update: python-postorius-1.3.13-1.fc44

The Postorius Django app provides a web user interface to access GNU Mailman...

[SECURITY] Fedora 43 Update: python-postorius-1.3.13-1.fc43

The Postorius Django app provides a web user interface to access GNU Mailman...

Postorius cross-site scripting vulnerabilities

Postorius is an open-source web application developed by GNU Mailman for managing email lists. Versions of Postorius 1.3.13 and earlier contained a cross-site scripting vulnerability. This vulnerability stemmed from the lack of escaping of HTML in the message titles when these titles were rendere...