CVE-2026-92128 Jenkins Script Security Plugin - Remote Code Execution

Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier contains a remote code execution caused by downloading a JAR file twice and loading classpath entries, letting attackers execute arbitrary code in Jenkins controller JVM, exploit requires attacker to define classpath entries.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.29% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-494

Vendor fix

Update to a version later than 1415.v9a_f9b_3a_c253d or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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