Incorrect Authorization Affecting github.com/mattermost/mattermost/server/channels/api4 package, versions >=9.11.0 <9.11.9-rc1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERCHANNELSAPI4-9515253
- published26 Mar 2025
- disclosed21 Mar 2025
- creditJoram Wilander
Introduced: 21 Mar 2025
CVE-2025-27715 (opens in a new tab)How to fix?
Upgrade github.com/mattermost/mattermost/server/channels/api4 to version 9.11.9-rc1 or higher.
Overview
Affected versions of this package are vulnerable to Incorrect Authorization when an admin user adds itself to a private channel by clicking a permalink.