CVE-2026-42522 | BDVDB-2026-329665 Detail

Jenkins ProjectJenkins GitHub Branch Source Plugin

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.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact none. Attack vector: network.

Weaknesses#

CWE-862 Missing Authorization

References#

https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3702

Exploit#

No public exploit known

History#

Version 12026-04-29Record published in the CVE List.

Published

Published: 2026-04-29
Last modified: 2026-04-29

Vendor information

Vendor: Jenkins Project
Product: Jenkins GitHub Branch Source Plugin

All Jenkins Project vulnerabilities

Score

4.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 8.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Missing Authorization

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 1967.vdea_d580c1a_b_a_
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.3 Medium

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).