HIGH7.2
GO-2025-3977
Mattermost Path Traversal vulnerability in github.com/mattermost/mattermost-server
Quick fix
GO-2025-3977 — github.com/mattermost/mattermost-server: upgrade to the fixed version with the command below.
go get github.com/mattermost/mattermost-server@v9.11.18+incompatibleDetails
Mattermost Path Traversal vulnerability in github.com/mattermost/mattermost-server
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/mattermost/mattermost-server
Introduced in:
9.11.0+incompatibleFixed in: 9.11.18+incompatibleFix
go get github.com/mattermost/mattermost-server@v9.11.18+incompatibleGo/github.com/mattermost/mattermost-server/v5
Introduced in:
0No fixed version published yet for github.com/mattermost/mattermost-server/v5 (go modules). Pin to a known-safe version or switch to an alternative.
Go/github.com/mattermost/mattermost-server/v6
Introduced in:
0No fixed version published yet for github.com/mattermost/mattermost-server/v6 (go modules). Pin to a known-safe version or switch to an alternative.
Go/github.com/mattermost/mattermost/server/v8
Introduced in:
0Fixed in: 8.0.0-20250707221302-a8fa77f107efFix
go get github.com/mattermost/mattermost/server/v8@v8.0.0-20250707221302-a8fa77f107efReferences
- https://github.com/advisories/GHSA-qx3f-6vq3-8j8m[ADVISORY]
- https://nvd.nist.gov/vuln/detail/CVE-2025-9079[ADVISORY]
- https://github.com/mattermost/mattermost/commit/047a2c64071749367fe02d2162f6103a3d31a883[WEB]
- https://github.com/mattermost/mattermost/commit/439464883aa16a329c23cd6274c4cca7e88e238f[WEB]
- https://github.com/mattermost/mattermost/commit/4ff68eea0a3f3777032d31a1a82f4b1fb492a1ac[WEB]
- https://github.com/mattermost/mattermost/commit/96665b9b98a17534fcd515982a2eb26950581e41[WEB]
- https://github.com/mattermost/mattermost/commit/a8fa77f107efe83f09a779f8e67cbecf236b0032[WEB]
- https://github.com/mattermost/mattermost/commit/b38e2eccda182212a8032539658723c7d87e0b7e[WEB]
- https://mattermost.com/security-updates[WEB]