CVE-2026-1629
Medium · 4.3CVSS
4.3
EPSS
0.2%
Published
Mar 16, 2026
CISA due date
—
The record
Mattermost versions 10.11.x <= 10.11.10 Fail to invalidate cached permalink preview data when a user loses channel access which allows the user to continue viewing private channel content via previously cached permalink previews until cache reset or relogin.. Mattermost Advisory ID: MMSA-2026-00580
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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Related vulnerabilities
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