CVE-2022-43401

Name: CVE-2022-43401
Creator: NVD / NIST
Published: 2022-10-19T16:15:10.127+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.9/10EPSS 1.21%

Last modified Jun 17, 2026

CVE-2022-43401 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. A sandbox bypass vulnerability involving various casts performed implicitly by the Groovy language runtime in Jenkins Script Security Plugin 1183.v774b_0b_0a_a_451 and earlier allows attackers with permission to define and run sandboxed scripts, including Pipelines, to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.

Description

A sandbox bypass vulnerability involving various casts performed implicitly by the Groovy language runtime in Jenkins Script Security Plugin 1183.v774b_0b_0a_a_451 and earlier allows attackers with permission to define and run sandboxed scripts, including Pipelines, to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.

Metrics

CVSS 3.1

9.9/10

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

EPSS Probability

1.21%

64.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Jenkins	Script Security	<= 1183.v774b_0b_0a_a_451

References

http://www.openwall.com/lists/oss-security/2022/10/19/3Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2022-10-19/#SECURITY-2824%20%281%29Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/10/19/3Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2022-10-19/#SECURITY-2824%20%281%29Vendor Advisory

Timeline

Published: Oct 19, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-43401?

How severe is CVE-2022-43401?

CVE-2022-43401 has a CVSS score of 9.9/10 (CRITICAL severity). The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.

How do I fix CVE-2022-43401?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-43401?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST