Jenkins Byteguard Build Actions vulnerabilities

2 CVEs affecting Jenkins Byteguard Build Actions, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-64145, published 2025-10-29.

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• CVE-2025-64145, published 2025-10-29. 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.
• CVE-2025-64144, published 2025-10-29. Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days. Jenkins ByteGuard Build Actions Plugin 1.0 stores API tokens unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission, or…