Medium (4.3) in jenkins plain credentials. EPSS 0.4% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.plugins:plain-credentials 183.va.
In rare cases Jenkins Plain Credentials Plugin 182.v468b_97b_9dcb_8 and earlier stores secret file credentials unencrypted (only Base64 encoded) on the Jenkins controller file system, where they can be viewed by users with access to the Jenkins controller file system (global credentials) or with Item/Extended Read permission (folder-scoped credentials).
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 36% of CVEs (scores of 2026-10-31)