mattermost/mattermost-plugin-boards · Security
Mattermost boards plugin fails to restrict download access to files
- GHSA ID
- GHSA-f72g-52v7-mg3p
- CVE ID
- CVE-2025-9081
- Severity
- low
- Published
- Updated
- CVSS
- 3.1 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- CVSS v3
- 3.1 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Description
Mattermost versions 10.5.x <= 10.5.8, 9.11.x <= 9.11.17 fail to properly validate access controls which allows any authenticated user to download sensitive files via board file download endpoint using UUID enumeration
CWEs
- CWE-639 · Authorization Bypass Through User-Controlled Key
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-9081 ↗
- https://mattermost.com/security-updates ↗
- https://github.com/mattermost/mattermost-plugin-boards/pull/114 ↗
- https://github.com/mattermost/mattermost-plugin-boards/commit/3f3e3becfe1d66db0d0f4fd235f04afd6e1ec40b ↗
- https://pkg.go.dev/vuln/GO-2025-3978 ↗
- https://github.com/advisories/GHSA-f72g-52v7-mg3p ↗