CVE-2022-34174: Jenkins

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

In Jenkins 2.355 and earlier, LTS 2.332.3 and earlier, an observable timing discrepancy on the login form allows distinguishing between login attempts with an invalid username, and login attempts with a valid username and wrong password, when using the Jenkins user database security realm.

Affected products

• Jenkins Jenkins: up to and including 2.332.3; up to and including 2.355

Published 2022-06-23. Last modified 2026-06-17.