CVE-2025-9078 (GCVE-0-2025-9078)
Vulnerability from cvelistv5
Published
2025-09-15 10:10
Modified
2025-09-15 13:57
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
Summary
Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to properly validate cache keys for link metadata which allows authenticated users to access unauthorized posts and poison link previews via hash collision attacks on FNV-1 hashing
References
responsibledisclosure@mattermost.comhttps://mattermost.com/security-updatesVendor Advisory
Impacted products
Vendor Product Version
Mattermost Mattermost Version: 10.8.0   ≤ 10.8.3
Version: 10.5.0   ≤ 10.5.8
Version: 9.11.0   ≤ 9.11.17
Version: 10.10.0   ≤ 10.10.1
Version: 10.9.0   ≤ 10.9.3
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