RCE in Jenkins Script_security
CVE-2026-57281
Jenkins Script Security Plugin 1402.v94c9ce464861 and earlier does not reject Groovy AST transformation annotations carrying an extensions member, allowing attackers able to run sandboxed Groovy scripts to execute code outside the sandbox…
Vulnerability class: CRLF Injection
EPSS: 0.006 (44.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- jenkinsci-cert@googlegroups.com (vendor-advisory, Vendor Advisory)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-57281?
- CVE-2026-57281 is a high-severity vulnerability in Jenkins Script_security, classified under CRLF Injection. CVSS score: 7.5/10. Published 2026-06-24.
- How severe is CVE-2026-57281?
- High severity. CVSS v3 base score is 7.5 out of 10.