Privilege Context Switching Error Affecting github.com/mattermost/mattermost/server/public/model package, versions >=10.5.0-rc1 <10.5.13>=10.11.0-rc1 <10.11.5>=10.12.0-rc1 <10.12.2>=11.0.0-alpha.1 <11.0.3
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERPUBLICMODEL-14157901
- published2 Dec 2025
- disclosed1 Dec 2025
- creditUnknown
Introduced: 1 Dec 2025
NewCVE-2025-12756 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade github.com/mattermost/mattermost/server/public/model to version 10.5.13, 10.11.5, 10.12.2, 11.0.3 or higher.
Overview
Affected versions of this package are vulnerable to Privilege Context Switching Error in the current user session. An attacker can remove comments created by other users by sending crafted requests with insufficient permission checks.