CVE-2026-80200
Description
AI Translation Available
Kimai before 2.53.0 contains an open redirect vulnerability in the SAML authentication success handler that accepts unvalidated RelayState POST parameters as redirect destinations. Attackers with IdP access can supply malicious RelayState values to redirect authenticated users to attacker-controlled URLs for credential theft or phishing attacks.
601
URL Redirection to Untrusted Site ('Open Redirect')
DraftCommon Consequences
Security Scopes Affected:
Access Control
Confidentiality
Other
Potential Impacts:
Bypass Protection Mechanism
Gain Privileges Or Assume Identity
Other
Applicable Platforms
Technologies:
Web Based, Web Server
https://github.com/kimai/kimai/security/advisories/GHSA-3jp4-mhh4-gcgr
https://www.vulncheck.com/advisories/kimai-before-2.53.0-open-redirect-via-rela…