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.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-4970-1 postorius security update
EUVD EUVD EUVD-2021-0197 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.
Github GHSA Github GHSA GHSA-v83x-78q3-gr2j GNU Mailman Postorius Access Control Issues
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T02:27:31.978Z

Reserved: 2021-08-31T00:00:00

Link: CVE-2021-40347

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-09-10T19:15:08.163

Modified: 2024-11-21T06:23:55.190

Link: CVE-2021-40347

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.