UpHeron
All vulnerabilities

Servers and applications

CVE-2024-4182

Mattermost versions 9.6.0, 9.5.x before 9.5.3, 9.4.x before 9.4.5, and 8.1.x before 8.1.12 fail to handle JSON parsing errors in custom status values, which allows an authenticated attacker to crash other users' web clients via a malformed custom status.

Severity
Medium 4.3
Published
26 Apr 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.1.12, 9.4.5, 9.5.3, 9.6.1
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost_server
  • From 8.1.0 before 8.1.12
  • From 9.4.0 before 9.4.5
  • From 9.5.0 before 9.5.3
  • From 9.6.0 before 9.6.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-4182
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-4182