CVE-2025-64145: Jenkins Byteguard Build Actions

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Jenkins ByteGuard Build Actions Plugin 1.0 does not mask API tokens displayed on the job configuration form, increasing the potential for attackers to observe and capture them.

Affected products

• Jenkins Byteguard Build Actions: version 1.0 only

Published 2025-10-29. Last modified 2026-10-08.