All vulnerabilities

Servers and applications

CVE-2024-23488

Mattermost fails to properly restrict the access of files attached to posts in an archived channel, resulting in members being able to access files of archived channels even if the “Allow users to view archived channels” option is disabled.

Severity
Medium 4.3
Published
29 Feb 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.1.9, 9.4.2
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost_server
  • Every version before 8.1.9
  • From 9.0.0 before 9.4.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-23488
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-23488