CVE-2026-57285

Medium

Description

A missing permission check in Jenkins GitHub Branch Source Plugin 1967.1969.v205fd594c821 and earlier allows attackers with Overall/Read permission to obtain the URLs of GitHub Enterprise servers configured in the global plugin configuration.

SeverityMedium

CVSS4.3

Exploit probability—

Product

Jenkins Github Branch Source

PublishedJun 24, 2026

First seenJun 24, 2026

Weakness typeCWE-862Missing authorization

How to fix

Update

org.jenkins-ci.plugins:github-branch-source1967.1970 or later

Vendor advisories

jenkins.io/security/advisory/2026-06-24/#SECURITY-3808

Affected products

Product	Affected versions	Fixed in
jenkins github_branch_source	v ≤ 1967.1969.v205fd594c821	—
org.jenkins-ci.plugins:github-branch-sourceMaven	v < 1967.1970	1967.1970

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