GO-2025-4248
Mattermost has missing redirect URL validation in github.com/mattermost/mattermost
Quick fix
GO-2025-4248 — github.com/mattermost/mattermost: upgrade to the fixed version with the command below.
go get github.com/mattermost/mattermost@v11.1.0+incompatibleDetails
Mattermost has missing redirect URL validation in github.com/mattermost/mattermost.
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 before v10.11.5-0.20251016131338-dad6bd7a1509.
Are you affected?
Enter the version of the package you're using.
Affected packages
10.11.0-rc1+incompatibleFixed in: 11.1.0+incompatiblego get github.com/mattermost/mattermost@v11.1.0+incompatible0No fixed version published yet for github.com/mattermost/mattermost-server (go modules). Pin to a known-safe version or switch to an alternative.
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.
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.
8.0.0-20250721062209-4952acea88ceFixed in: 8.0.0-20251016131338-dad6bd7a1509go get github.com/mattermost/mattermost/server/v8@v8.0.0-20251016131338-dad6bd7a1509