# CVE-2019-1003030: Jenkins Groovy Plugin - RCE

> Live exploitation tracking for CVE-2019-1003030 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2019-1003030

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 9.9
- **Public exploit available:** Yes
- **Affected products:** Jenkins Pipeline: Groovy Plugin
- **Weaknesses:** CWE-693 (Protection Mechanism Failure)
- **Tags:** cicd

## Description

A sandbox bypass vulnerability exists in Jenkins Pipeline: Groovy Plugin 2.63 and earlier in pom.xml, src/main/java/org/jenkinsci/plugins/workflow/cps/CpsGroovyShell.java that allows attackers able to control pipeline scripts to execute arbitrary code on the Jenkins master JVM.

## CrowdSec analysis

[CVE-2019-1003030](https://euvd.enisa.europa.eu/vulnerability/CVE-2019-1003030) is a high-severity sandbox bypass vulnerability in the Jenkins Pipeline: Groovy Plugin, allowing attackers in control of pipeline scripts to execute arbitrary code on the Jenkins master JVM.

CrowdSec has been tracking this vulnerability and its exploits since 17th of January 2024.

CrowdSec has not observed any significant exploitation activity targeting CVE-2019-1003030 across its network. As a result, no community-driven trend analysis is available for this vulnerability at this time.

Attempts to exploit this issue typically involve manipulating pipeline scripts to trigger unsafe code paths within Jenkins environments.

## Timeline

- 2019-03-08: CVE Published. CVE-2019-1003030 is published to NVD.
- 2022-03-25: CISA KEV. CVE-2019-1003030 is added to the Known Exploited Vulnerabilities catalog by CISA.
- 2022-04-15: CISA Remediation Deadline. Expiration of the CISA remediation deadline as described in [BOD 22-01](https://www.cisa.gov/news-events/directives/bod-22-01-reducing-significant-risk-known-exploited-vulnerabilities).
- 2024-01-17: Rule Released. CrowdSec releases a rule to detect CVE-2019-1003030 exploitation attempts against the CrowdSec Network.
- 2025-04-02: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2019-1003030 for the first time.

## References

- https://access.redhat.com/errata/RHSA-2019:0739

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2019-1003030) follows observed exploitation activity for CVE-2019-1003030. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.