UpHeron
All vulnerabilities

Servers and applications

CVE-2024-4195

Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.

Severity
Low 2.7
Published
26 Apr 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.1.12, 9.5.3
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost_server
  • From 8.1.0 before 8.1.12
  • From 9.5.0 before 9.5.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-4195
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-4195