Vulnerability Database

299,759

Total vulnerabilities in the database

CVE-2023-2808

Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.

  • Published: May 29, 2023
  • Updated: Jun 6, 2023
  • CVE: CVE-2023-2808
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.3
  • AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

No CWE or OWASP classifications available.

Software From Fixed in
mattermost / mattermost 7.2.0 7.8.4
mattermost / mattermost 5.34.0 7.1.9
mattermost / mattermost 7.9.0 7.9.3