CVE-2021-40347

python-django-postorius: An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5

CVE-2021-40347 is fixed in 2 products on 1 platform, first by python-django-postorius 1.1.2-3ubuntu0.1, released September 10, 2021. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0121
68th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
python-django-postorius · Ubuntu 18.04.6 LTS (bionic) 1.1.2-3ubuntu0.1 python-django-postorius 1.1.2-3ubuntu0.1 Sep 10, 2021
python3-django-postorius · Ubuntu 20.04 LTS (focal) 1.2.4-1ubuntu0.1 python3-django-postorius 1.2.4-1ubuntu0.1 Sep 10, 2021
python3-django-postorius · Ubuntu 22.04.1 LTS (jammy) 1.3.5-1 python3-django-postorius 1.3.5-1 Sep 10, 2021

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