Vulnerability Database

296,213

Total vulnerabilities in the database

CVE-2024-42406

Mattermost versions 9.11.x <= 9.11.0, 9.10.x <= 9.10.1, 9.9.x <= 9.9.2 and 9.5.x <= 9.5.8 fail to properly authorize requests when viewing archived channels is disabled, which allows an attacker to retrieve post and file information about archived channels. Examples are flagged or unread posts as well as files.

  • Published: Sep 26, 2024
  • Updated: May 4, 2025
  • CVE: CVE-2024-42406
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.4
  • AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

No CWE or OWASP classifications available.