VULNERABILITY INTELLIGENCE

CVE-2023-43754

CVSS score4.3 MEDIUM

EPSS probability0.51%

CISA KEVNot currently listed

Published2023-11-27

Last modified2026-06-17

Description

Mattermost fails to check whether the “Allow users to view archived channels” setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the “Allow users to view archived channels” setting is disabled.