Go/github.com/mattermost/mattermost-server CVE-2025-9081: unknown, EPSS 0.27%
Mattermost boards plugin fails to restrict download access to files in github.com/mattermost/mattermost-plugin-boards
Action: Upgrade github.com/mattermost/mattermost-server to 9.11.18+incompatible or later.
go get github.com/mattermost/mattermost-server@v9.11.18+incompatiblego get github.com/mattermost/mattermost-server@v10.5.9+incompatibleAffected
| introduced | fixed | last affected |
|---|---|---|
| 9.11.0-rc1+incompatible | 9.11.18+incompatible | - |
| 10.5.0-rc1+incompatible | 10.5.9+incompatible | - |
Fixed versions
| 9.11.18+incompatible | 10.5.9+incompatible |
Sources
- osv: GO-2025-3978#Go/github.com/mattermost/mattermost-server
- https://github.com/advisories/GHSA-f72g-52v7-mg3p
- https://nvd.nist.gov/vuln/detail/CVE-2025-9081
- https://github.com/mattermost/mattermost-plugin-boards/commit/3f3e3becfe1d66db0d0f4fd235f04afd6e1ec40b
- https://github.com/mattermost/mattermost-plugin-boards/pull/114
- https://mattermost.com/security-updates
CVE-2025-9081 · published · modified · JSON