CVE•Published 2026-06-24•Modified 2026-07-15•0 articles on news•4 live references•NVD data

CVE-2026-57281Jenkins · Script_security

Vulnerability data via NVD (ingested)

CVSS v3.1

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 56% of all CVEs

Weaknesses (CWE)

CWE-93Improper Neutralization of CRLF Sequences ('CRLF Injection')CWE-693Protection Mechanism Failure CWE-917Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

Description

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 if a suitable script is present on the classpath of the component that evaluates the script.

Timeline

Published 2026-06-24

Modified 2026-07-15

External references

NVD MITRE Exploit-DB VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-57281

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Jenkins Script Security"

All exposed Jenkins Script Security instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Script Security"

HTTP body or banner mentions "Script Security" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-57281