Missing Permission Check in Jenkins GitHub Branch Source Plugin (CVE-2026-42522)
CVE-2026-42522 Published on April 29, 2026

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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-42522 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

What is an AuthZ Vulnerability?

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVE-2026-42522 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2026-42522

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Jenkins
 

Affected Versions

Jenkins Project Jenkins GitHub Branch Source Plugin: