UpHeron
All vulnerabilities

Servers and applications

CVE-2024-42000

Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 and 10.0.x <= 10.0.0 fail to properly authorize the requests to /api/v4/channels  which allows a User or System Manager, with "Read Groups" permission but with no access for channels to retrieve details about private channels that they were not a member of by sending a request to /api/v4/channels.

Severity
Medium 4.3
Published
9 Nov 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
9.5.10, 9.10.3, 9.11.2
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost_server
  • Version 10.0.0
  • Version 10.0.0-rc4
  • Version 10.0.0-rc3
  • Version 10.0.0-rc2
All 8 release lines
  • From 9.5.0 before 9.5.10
  • From 9.10.0 before 9.10.3
  • From 9.11.0 before 9.11.2
  • Version 10.0.0-rc1
  • Version 10.0.0-rc2
  • Version 10.0.0-rc3
  • Version 10.0.0-rc4
  • Version 10.0.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-42000
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-42000