TI-2023-14356 Aliases CVE-2023-30521 GHSA-jr86-6j4j-mv45

Missing authorization in Jenkins Assembla merge request builder Plugin

LOW 31CWE-862Published 2023-04-12 · Updated 2025-02-07

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: None · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-862.

Summary

A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00518 44th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Jenkins	Jenkins Assembla merge request builder Plugin	up to 1.1.13	—	No fix listed	CNA
—	org.jenkins-ci.plugins:assembla-merge-request-builder (Maven)	up to 1.1.13	—	No fix listed	GHSA-jr86-6j4j-mv45

Jenkins Assembla merge request builder Plugin VendorJenkins Affected up to 1.1.13 Fixed in — No fix listed CNA
org.jenkins-ci.plugins:assembla-merge-request-builder (Maven) Vendor— Affected up to 1.1.13 Fixed in — No fix listed GHSA-jr86-6j4j-mv45

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:jenkins:assembla_merge_request_builder::::::jenkins::*	up to 1.1.13	Vulnerable	Jenkins

cpe:2.3:a:jenkins:assembla_merge_request_builder:*:*:*:*:*:jenkins:*:* Versions up to 1.1.13 Vulnerable ·Jenkins

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-30521
2026-10-03 Alias added: GHSA-jr86-6j4j-mv45

References

Advisory 3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences