GO-2025-4187
Mattermost Server is vulnerable to Path Traversal when files are stored locally in github.com/mattermost/mattermost-server
Quick fix
GO-2025-4187 — github.com/mattermost/mattermost-server: upgrade to the fixed version with the command below.
go get github.com/mattermost/mattermost-server@v4.3.0+incompatibleDetails
Mattermost Server is vulnerable to Path Traversal when files are stored locally in github.com/mattermost/mattermost-server.
NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.
(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)
The additional affected modules and versions are: github.com/mattermost/mattermost-server before v4.1.2-0.20171004201910-6be8113eb60c, from v4.2.0-rc1.0.20171004154238-fadd9514f6e7 before v4.2.1-0.20171004194140-6d3cb2ce07fc.
Are you affected?
Enter the version of the package you're using.
Affected packages
4.3.0-rc1+incompatibleFixed in: 4.3.0+incompatiblego get github.com/mattermost/mattermost-server@v4.3.0+incompatibleReferences
- https://github.com/advisories/GHSA-hjqh-j6rj-gh8q[ADVISORY]
- https://nvd.nist.gov/vuln/detail/CVE-2017-18876[ADVISORY]
- https://github.com/mattermost/mattermost/commit/6be8113eb60cf5ddd2dc1c3f4db05cae0c183086[WEB]
- https://github.com/mattermost/mattermost/commit/6d3cb2ce07fc799832081e93843b405b390057fa[WEB]
- https://github.com/mattermost/mattermost/commit/fadd9514f6e71590aba781a7035e1de4150137b0[WEB]
- https://mattermost.com/security-updates[WEB]