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PYSEC-2021-319
Quick fix
PYSEC-2021-319 — postorius: upgrade to the fixed version with the command below.
pip install --upgrade 'postorius>=1.3.5'Details
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.
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://gitlab.com/mailman/postorius/-/commit/3d880c56b58bc26b32eac0799407d74b64b7474b[WEB]
- https://gitlab.com/mailman/postorius/-/tags[WEB]
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993746[WEB]
- https://gitlab.com/mailman/postorius/-/issues/531[WEB]
- https://phabricator.wikimedia.org/T289798[WEB]
- https://www.debian.org/security/2021/dsa-4970[ADVISORY]
- https://github.com/advisories/GHSA-v83x-78q3-gr2j[ADVISORY]