Go/github.com/mattermost/mattermost-server CVE-2025-49222: medium 6.8, EPSS 0.30%
Mattermost Fails to Validate Remote Cluster Upload Sessions
Action: Upgrade github.com/mattermost/mattermost-server to 9.11.18 or later.
go get github.com/mattermost/mattermost-server@v10.8.4go get github.com/mattermost/mattermost-server@v10.5.9go get github.com/mattermost/mattermost-server@v9.11.18go get github.com/mattermost/mattermost-server@v10.9.3go get github.com/mattermost/mattermost-server@v10.10.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 10.8.0 | 10.8.4 | - |
| 10.5.0 | 10.5.9 | - |
| 9.11.0 | 9.11.18 | - |
| 10.9.0 | 10.9.3 | - |
| 10.10.0 | 10.10.1 | - |
Fixed versions
| 10.8.4 | 10.5.9 | 9.11.18 | 10.9.3 | 10.10.1 |
Sources
- osv: GHSA-q453-638c-h4mr
- https://nvd.nist.gov/vuln/detail/CVE-2025-49222
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
- https://pkg.go.dev/vuln/GO-2025-3904
CVE-2025-49222 · published · modified · JSON