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osvGoogleOSV:PYSEC-2021-319
HistorySep 10, 2021 - 7:15 p.m.

PYSEC-2021-319

2021-09-1019:15:00
Google
osv.dev
7
gnu mailman postorius
unsubscribe
mailing list

EPSS

0.001

Percentile

50.4%

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.