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Medium severity4.3NVD Advisory· Published Mar 16, 2026· Updated Jun 17, 2026

CVE-2026-1629

CVE-2026-1629

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Mattermost/Mattermost3 versions
    cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: >=10.11.0,<10.11.11
    • (no CPE)range: <=10.11.10
    • (no CPE)range: 10.11.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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