Go/github.com/mattermost/mattermost-plugin-github CVE-2026-4646: medium 4.3, EPSS 0.25%
Mattermost doesn't validate user-supplied input in API request handlers
Action: Upgrade github.com/mattermost/mattermost-plugin-github to 1.0.1-0.20260330164815-c2840e980b3c or later.
go get github.com/mattermost/mattermost-plugin-github@v1.0.1-0.20260330164815-c2840e980b3cAffected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.0.1-0.20260330164815-c2840e980b3c | - |
Fixed versions
| 1.0.1-0.20260330164815-c2840e980b3c |
Sources
- osv: GHSA-rmvv-8v8w-rf7x#Go/github.com/mattermost/mattermost-plugin-github
- https://nvd.nist.gov/vuln/detail/CVE-2026-4646
- https://github.com/mattermost/mattermost-plugin-github/commit/c2840e980b3c2bd08db656eaa6a0fe26bcbf4695
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
CVE-2026-4646 · published · modified · JSON