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CVE-2021-40347

MEDIUM CVSS: 5.4 Published: 2021-09-10 Modified: 2026-06-17

Description

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 Platforms

Postorius Project Postorius

Weakness Type

NVD-CWE-noinfo

References