CVE-2025-13767 (GCVE-0-2025-13767)
Vulnerability from cvelistv5
Published
2025-12-24 08:01
Modified
2025-12-24 16:36
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
  • CWE-863 - Incorrect Authorization
Summary
Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fails to validate user channel membership when attaching Mattermost posts as comments to Jira issues, which allows an authenticated attacker with access to the Jira plugin to read post content and attachments from channels they do not have access to.
References
Impacted products
Vendor Product Version
Mattermost Mattermost Version: 11.1.0   ≤ 11.1.0
Version: 11.0.0   ≤ 11.0.5
Version: 10.12.0   ≤ 10.12.3
Version: 10.11.0   ≤ 10.11.7
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