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CVE-2021-40347GHSA-V83X-78Q3-GR2JPYSEC-2021-319

An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.3.5
None on Exploit-DB, Metasploit or GitHub

Summary

An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5. An attacker (logged into any account) can send a crafted POST request to unsubscribe any user from a mailing list, also revealing whether that address was subscribed in the first place.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • n/a n/a

    Version range not reported

  • postoriusPyPI

    fixed in 1.3.5

References 6

gitlab.com

phabricator.wikimedia.org

debian.org

bugs.debian.org