{"action":"Upgrade com.amazon.jenkins.fleet:ec2-fleet to 4.2.3.540.va or later.","affected":[{"fixed":"4.2.3.540.va","introduced":"0"}],"component":"com.amazon.jenkins.fleet:ec2-fleet","cve_ids":["CVE-2026-57294"],"ecosystem":"Maven","epss":0.00254,"exploited":false,"fixed_versions":["4.2.3.540.va"],"ghsa_id":"GHSA-9v77-j4xv-34gq","id":"tcs_01M5N8QT56XDDWKBBY6GB61HR8","modified_at":"2026-09-25T19:15:04.531821831Z","published_at":"2026-06-24T15:31:47Z","references":["https://osv.dev/vulnerability/GHSA-9v77-j4xv-34gq","https://nvd.nist.gov/vuln/detail/CVE-2026-57294","https://github.com/jenkinsci/ec2-fleet-plugin/pull/531","https://github.com/jenkinsci/ec2-fleet-plugin/commit/a6eedb7bc112de92bbba179c03840d845b845c82","https://github.com/jenkinsci/ec2-fleet-plugin","https://github.com/jenkinsci/ec2-fleet-plugin/releases/tag/4.2.3.540.va_6eedb_7b_c112","https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3774"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-9v77-j4xv-34gq","url":"https://osv.dev/vulnerability/GHSA-9v77-j4xv-34gq"}],"summary":"Jenkins EC2 Fleet Plugin has a missing permission check"}