CVE-2021-40347
pypi/postorius
Inconsistent Interpretation of HTTP Requests
An issue was discovered in views/list.py in GNU Mailman Postorius 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.
All versions before 1.3.5
Upgrade to version 1.3.5 or above.
2021-09-24
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