UpHeron
All vulnerabilities

Servers and applications

CVE-2025-27538

Mattermost versions 10.5.x <= 10.5.1, 9.11.x <= 9.11.9 fail to enforce MFA checks in PUT /api/v4/users/user-id/mfa when the requesting user differs from the target user ID, which allows users with edit_other_users permission to activate or deactivate MFA for other users, even if those users have not set up MFA.

Severity
Low 2.7
Published
16 Apr 2025
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
9.11.10, 10.5.2
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost_server
  • From 9.11.0 before 9.11.10
  • From 10.5.0 before 10.5.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-27538
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-27538