Exposure of Sensitive Information Through Metadata Affecting github.com/mattermost/mattermost/server/channels/app package, versions >=9.11.0 <9.11.10-rc1>=10.5.0 <10.5.2
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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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERCHANNELSAPP-9801703
- published23 Apr 2025
- disclosed22 Apr 2025
- creditvultza
Introduced: 22 Apr 2025
NewCVE-2025-2424 (opens in a new tab)How to fix?
Upgrade github.com/mattermost/mattermost/server/channels/app to version 9.11.10-rc1, 10.5.2 or higher.
Overview
github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative
Affected versions of this package are vulnerable to Exposure of Sensitive Information Through Metadata when executing the UpdateChannelBookmark() function, due to improper handling of user permissions. By creating a bookmark referencing a deleted file, an attacker can expose metadata from that file.