UpHeron
All vulnerabilities

Servers and applications

CVE-2023-2788

Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker's account is deactivated.

Severity
Medium 6.5
Published
16 Jun 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
MattermostServers and applications · cpe:a:mattermost:mattermost
  • From 7.1.0 up to 7.1.9
  • From 7.8.0 up to 7.8.4
  • From 7.9.0 up to 7.9.3
  • Version 7.10.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-2788
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-2788