---
id: CVE-2004-0412
aliases:
  - GHSA-hj4h-vqpq-95wg
  - PYSEC-2026-658
title: Mailman Sensitive Information Disclosure
summary: Mailman Sensitive Information Disclosure
severity: medium
vendor: mailman
product: mailman
ecosystem: pip
affected:
  - mailman < 2.1.5
patched:
  - mailman 2.1.5
published: '2022-04-29'
updated: '2026-07-06'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-hj4h-vqpq-95wg'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2004-0412'
  - url: 'https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=123559'
  - url: 'https://exchange.xforce.ibmcloud.com/vulnerabilities/16256'
  - url: 'https://gitlab.com/mailman'
  - url: 'http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000842'
  - url: 'http://mail.python.org/pipermail/mailman-announce/2004-May/000072.html'
  - url: 'http://marc.info/?l=bugtraq&m=109034869927955&w=2'
  - url: 'http://secunia.com/advisories/11701'
  - url: 'http://security.gentoo.org/glsa/glsa-200406-04.xml'
  - url: >-
      http://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:051
  - url: 'http://www.securityfocus.com/bid/10412'
tags:
  - osv
  - pip
epss: 0.03008
epssPercentile: 0.86758
ingestedAt: '2026-07-08T18:25:50.254Z'
---

## Overview

Mailman before 2.1.5 allows remote attackers to obtain user passwords via a crafted email request to the Mailman server.

## Affected packages

- `mailman < 2.1.5`

## Remediation

Upgrade to a patched release:

- `mailman 2.1.5`