Vulnerability Database

322,732

Total vulnerabilities in the database

CVE-2026-21879

Kanboard is project management software focused on Kanban methodology. Versions 1.2.48 and below are vulnerable to an Open Redirect attack that allows malicious actors to redirect authenticated users to attacker-controlled websites. By crafting URLs such as //evil.com, attackers can bypass the filter_var($url, FILTER_VALIDATE_URL) validation check. This vulnerability could be exploited to conduct phishing attacks, steal user credentials, or distribute malware. The issue is fixed in version 1.2.49.

  • Published: Jan 8, 2026
  • Updated: Jan 21, 2026
  • CVE: CVE-2026-21879
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.7
  • AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

CWEs: