A missing permission check in Jenkins GitHub Branch Source Plugin 1967.vdea_d580c1a_b_a_ and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL with attacker-specified GitHub App credentials.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00021.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Jenkins Project Jenkins GitHub Branch Source Plugin unaffected
Version Status Constraints
0 affected ≤ 1967.vdea_d580c1a_b_a_

Configuration 1 [-]

cpe:2.3:a:jenkins:github_branch_source:*:*:*:*:*:jenkins:*:*

No data.

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Vendors Products
Jenkins Project Subscribe
Jenkins Github Branch Source Plugin Subscribe

Project Subscriptions

Vendors Products
Jenkins Subscribe
Github Branch Source Subscribe
Jenkins Project Subscribe
Jenkins Github Branch Source Plugin Subscribe
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-wg26-8wmj-cf9p Jenkins GitHub Branch Source Plugin: Missing permissions check allows attackers to perform a connection test
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3702 cve-icon cve-icon
History

Wed, 06 May 2026 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Jenkins
Jenkins github Branch Source
CPEs cpe:2.3:a:jenkins:github_branch_source:*:*:*:*:*:jenkins:*:*
Vendors & Products Jenkins
Jenkins github Branch Source

Thu, 30 Apr 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Jenkins Project
Jenkins Project jenkins Github Branch Source Plugin
Vendors & Products Jenkins Project
Jenkins Project jenkins Github Branch Source Plugin

Wed, 29 Apr 2026 21:45:00 +0000

Type Values Removed Values Added
Title Missing Permission Check Enables Remote URL Connections in Jenkins GitHub Branch Source Plugin

Wed, 29 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-862
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 29 Apr 2026 13:45:00 +0000

Type Values Removed Values Added
Description A missing permission check in Jenkins GitHub Branch Source Plugin 1967.vdea_d580c1a_b_a_ and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL with attacker-specified GitHub App credentials.
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: jenkins

Published:

Updated: 2026-04-29T14:28:32.781Z

Reserved: 2026-04-28T09:24:35.048Z

Link: CVE-2026-42522

cve-icon Vulnrichment

Updated: 2026-04-29T14:18:33.571Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-29T14:16:19.260

Modified: 2026-05-06T16:18:23.260

Link: CVE-2026-42522

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-30T08:21:21Z

Weaknesses