CVE-2017-12867: Simplesamlphp

Medium severity, CVSS 5.9. EPSS: 1.3% chance of exploitation in the next 30 days.

The SimpleSAML_Auth_TimeLimitedToken class in SimpleSAMLphp 1.14.14 and earlier allows attackers with access to a secret token to extend its validity period by manipulating the prepended time offset.

Affected products

• Simplesamlphp Simplesamlphp: up to and including 1.14.14

Published 2017-08-29. Last modified 2026-06-17.