medium5.4
CVE-2021-40347
An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Postorius Project | Postorius | before 1.3.5 |
References
- NVD record
- CVE.org record
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993746
- https://gitlab.com/mailman/postorius/-/commit/3d880c56b58bc26b32eac0799407d74b64b7474b
- https://gitlab.com/mailman/postorius/-/issues/531
- https://gitlab.com/mailman/postorius/-/tags
- https://phabricator.wikimedia.org/T289798
- https://www.debian.org/security/2021/dsa-4970
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993746
- https://gitlab.com/mailman/postorius/-/commit/3d880c56b58bc26b32eac0799407d74b64b7474b
- https://gitlab.com/mailman/postorius/-/issues/531
- https://gitlab.com/mailman/postorius/-/tags
- https://phabricator.wikimedia.org/T289798
- https://www.debian.org/security/2021/dsa-4970