UpHeron
All vulnerabilities

Servers and applications

CVE-2024-2446

Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.

Severity
Medium 4.3
Published
15 Mar 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.1.10, 9.2.6, 9.3.2, 9.4.3
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost_server
  • From 8.1.0 before 8.1.10
  • From 9.2.0 before 9.2.6
  • From 9.3.0 before 9.3.2
  • From 9.4.0 before 9.4.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-2446
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-2446