CVE-2026-42522

FAUCET Score

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.

First published: Apr 29, 2026Last modified: Apr 29, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		<= 1967.vdea_d580c1a_b_aCPE matchmatch criteria	cpe:2.3:a:jenkins:github_branch_source::::::jenkins::*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

2.8

Impact Score

1.4

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.18%

Probability of exploitation in next 30 days

EPSS Percentile

8.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-26

Model: v2026.06.15

This CVE's current EPSS score of 0.0018 is in the 4th percentile among its peer group of 21,957 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa

Product: org.jenkins-ci.plugins:github-branch-sourceFixed in: 1967.1969.v205fd594c821

Vendor Advisories (1)

mavenGHSA-wg26-8wmj-cf9pmedium

Jenkins GitHub Branch Source Plugin: Missing permissions check allows attackers to perform a connection test

Apr 29, 2026

References

jenkins.io / security/advisory/2026-04-29

Vendor Advisory