Medium (6.5) in jenkins self-organizing swarm modules. EPSS 0.6% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.plugins:swarm 3.21.
A cross-site request forgery vulnerability in Jenkins Self-Organizing Swarm Plug-in Modules Plugin 3.20 and earlier allows attackers to add or remove agent labels.
Severity
CVSS 3.1
6.5 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)