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GO-2026-6484
Mattermost doesn't validate channel ownership of an existing subscription before applying edits in github.com/mattermost/mattermost-server
Quick fix
GO-2026-6484 — github.com/mattermost/mattermost-server: upgrade to the fixed version with the command below.
go get github.com/mattermost/mattermost-server@v10.11.18+incompatibleDetails
Mattermost doesn't validate channel ownership of an existing subscription before applying edits 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:
10.11.0+incompatibleFixed in: 10.11.18+incompatibleFix
go get github.com/mattermost/mattermost-server@v10.11.18+incompatible