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PatchSiren cyber security CVE debrief

CVE-2019-1003030 Jenkins CVE debrief

CVE-2019-1003030 is a Jenkins Matrix Project Plugin remote code execution vulnerability that CISA lists in its Known Exploited Vulnerabilities catalog. That KEV inclusion means defenders should treat it as actively exploited or high-risk enough to warrant urgent remediation. The official guidance in the corpus is straightforward: apply updates per vendor instructions.

Vendor
Jenkins
Product
Matrix Project Plugin
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-03-25
Original CVE updated
2022-03-25
Advisory published
2022-03-25
Advisory updated
2022-03-25

Who should care

Jenkins administrators, DevOps and platform teams, and security teams responsible for CI/CD infrastructure should prioritize this issue. Any environment using the Jenkins Matrix Project Plugin should be checked promptly, especially where Jenkins is exposed to broad internal access or automated build workflows.

Technical summary

The available official metadata identifies the issue as a remote code execution vulnerability in the Jenkins Matrix Project Plugin. The corpus does not provide exploit mechanics, affected version ranges, or preconditions, so the safe defensive takeaway is limited to urgent patching and validation against vendor guidance. CISA added the CVE to KEV on 2022-03-25 and set a remediation due date of 2022-04-15.

Defensive priority

High. KEV listing indicates this vulnerability should be treated as urgent, with immediate patching or mitigation in line with vendor instructions and rapid confirmation of Jenkins plugin inventory.

Recommended defensive actions

  • Identify all Jenkins instances that have the Matrix Project Plugin installed.
  • Apply the vendor-recommended update or mitigation as soon as possible.
  • Verify that the plugin is updated across all Jenkins controllers and any replicated or templated environments.
  • Review build infrastructure for signs of unauthorized activity consistent with prior exposure.
  • Track remediation status against the CISA KEV due date of 2022-04-15 for historical context and ensure current fleets are not left vulnerable.

Evidence notes

This debrief is based only on official vulnerability and KEV metadata supplied in the corpus: the CVE record, NVD detail page, and CISA KEV catalog entry. The source item explicitly identifies the product as Jenkins Matrix Project Plugin, labels the issue as a remote code execution vulnerability, and records CISA KEV dates of 2022-03-25 and 2022-04-15. No exploit details or affected version ranges were provided in the supplied corpus.

Official resources

CISA KEV-listed vulnerability; the supplied corpus does not include exploit code, weaponization details, or affected version ranges. This debrief is limited to defensive metadata and official guidance.