Moderate severityNVD Advisory· Published May 15, 2025· Updated May 15, 2025
Improper access control to group information
CVE-2025-2527
Description
Mattermost versions 10.5.x <= 10.5.2, 9.11.x <= 9.11.11 failed to properly verify a user's permissions when accessing groups, which allows an attacker to view group information via an API request.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost/server/v8Go | >= 10.5.0, < 10.5.3 | 10.5.3 |
github.com/mattermost/mattermost/server/v8Go | >= 9.11.0, < 9.11.12 | 9.11.12 |
github.com/mattermost/mattermost/server/v8Go | < 8.0.0-20250411064244-844447fbd57c | 8.0.0-20250411064244-844447fbd57c |
Affected products
1- Range: 10.5.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/advisories/GHSA-h356-3mfw-x368ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-2527ghsaADVISORY
- mattermost.com/security-updatesghsaWEB
News mentions
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