GO-2025-4075
NoneCVSS
—
EPSS
—
Published
Oct 30, 2025
CISA due date
—
The record
Mattermost Server's OAuth 2.0 service is vulnerable to attack through Missing Authorization in github.com/mattermost/mattermost-server
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Go | github.com/mattermost/mattermost-server | 0 | 4.3.3+incompatible |
| Go | github.com/mattermost/mattermost-server | 0 | 4.3.3 |
| Go | github.com/mattermost/mattermost-server | 4.4.0-rc1 | 4.4.3 |
| go | github.com/mattermost/mattermost-server | 4.4.0-rc1 | 4.4.3 |
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