How severe is CVE-2023-24422?

CVE-2023-24422 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-24422 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-24422?

CVE-2023-24422 affects Jenkins Script Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-24422?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-24422 published?

CVE-2023-24422 was published on 2023-01-26 and last updated on 2026-06-17.

CVE-2023-24422

CVE-2023-24422 is a high-severity vulnerability in Jenkins Script Security with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Jenkins Script Security
Published: 2023-01-26
Last modified: 2026-06-17

Description

A sandbox bypass vulnerability involving map constructors in Jenkins Script Security Plugin 1228.vd93135a_2fb_25 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.

Frequently asked questions

What is CVE-2023-24422?: A sandbox bypass vulnerability involving map constructors in Jenkins Script Security Plugin 1228.vd93135a_2fb_25 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.
How severe is CVE-2023-24422?: CVE-2023-24422 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-24422 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-24422?: CVE-2023-24422 affects Jenkins Script Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-24422?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-24422 published?: CVE-2023-24422 was published on 2023-01-26 and last updated on 2026-06-17.

References

https://www.jenkins.io/security/advisory/2023-01-24/#SECURITY-3016

Affected products (1)

cpe:2.3:a:jenkins:script_security:*:*:*:*:*:jenkins:*:*

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