PT-2026-81913

CVE-2026-80200

Published

2026-04-14

Updated

2026-08-26

Description by

CVSS 4.0

5.3

Medium

MetricsAV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Kimai versions prior to 2.53.0

Description An open redirect issue exists in the SAML authentication success handler. The system accepts unvalidated RelayState POST parameters as redirect destinations, allowing attackers with Identity Provider (IdP) access to redirect authenticated users to malicious URLs. This can be used to facilitate phishing attacks or credential theft.

Recommendations Update to version 2.53.0 or later.

Exploitability

Exploit

Fix

Impacts

Researchers

Morimori-Dev

Vendors

Affected products

Weakness enumeration

CWE-601: URL Redirection to Untrusted Site (\'Open Redirect\')

Related identifiers