How severe is CVE-2019-1003029?

CVE-2019-1003029 has a CVSS 3.1 base score of 9.9 (CRITICAL). EPSS estimates a 74.4% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2019-1003029: Jenkins Script Security Plugin Sandbox Bypass

CISA Known Exploited Vulnerabilities

Jenkins Script Security Plugin Sandbox Bypass Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-04-25

Remediation due

2022-05-16

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2019-1003029

Description

A sandbox bypass vulnerability exists in Jenkins Script Security Plugin 1.53 and earlier in src/main/java/org/jenkinsci/plugins/scriptsecurity/sandbox/groovy/GroovySandbox.java, src/main/java/org/jenkinsci/plugins/scriptsecurity/sandbox/groovy/SecureGroovyScript.java that allows attackers with Overall/Read permission to execute arbitrary code on the Jenkins master JVM.

Severity

CVSS 3.1 · CISA9.9 CRITICAL

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Exploitation Context

as of October 13, 2026

All KEV statistics→

CISA added CVE-2019-1003029 to the KEV catalog 1,144 days after its CVE record was published.
It is one of 6 Jenkins entries in the CISA KEV catalog, and one of 3 added in 2022.
Its current EPSS score (74.4%) is higher than that of 60% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
Jenkins project	Jenkins project Jenkins Script Security Plugin	1.53 and earlier

References

4 Links

Vendor advisories

RHSA-2019:0739

Vulnerability databases

107476

Other references

Record Details

Published

2019-03-08

Last updated

2025-10-21

Assigner (CNA)

jenkins

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.