PT-2026-35916 · Jenkins · Jenkins Gitlab Branch Source Plugin

Published 2026-04-29 · Updated 2026-04-29 · CVE-2026-42522

Mitre

CVSS v3.1

4.3

Medium

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

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.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-42522

Affected Products

Jenkins Gitlab Branch Source Plugin

References · 2

• https://jenkins.io/security/advisory/2026-04-29/#SECURITY-3702 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-42522 · Security Note