CVE-2026-42522

mediumpriority · track · 0OT risk · elevatedEPSS 0.002 · 8 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.18% (8th) EPSS

CVSS 4.3 · medium

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Nsecondary · ENISA EU

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Nsecondaryexploitability 2.8 · impact 1.4

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Nsecondary · OSV

v3.14mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-862USCWE-862US

affected products (5)

Products and version ranges known to be affected.

Jenkins Jenkins GitHub Branch Source Plugin <1967.1969.v205fd594c821all versionscert_bundDE
jenkins Jenkins≤ GitHub Branch Source Plugin <1967.1969.v205fd594c821cert_bundDE
Jenkins Project Jenkins GitHub Branch Source Plugin≤ 0 ≤1967.vdea_d580c1a_b_a_enisa_euvdEU
jenkins github branch source≤ 1967.vdea_d580c1a_b_anvdUScpe:2.3:a:jenkins:github_branch_source:*:*:*:*:*:*:*:*
Maven org.jenkins-ci.plugins:github-branch-source< 1967.1969.v205fd594c821osvUSpkg:maven/org.jenkins-ci.plugins/github-branch-source

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1320Jenkins Plugins: Mehrere SchwachstellenDeutsch2026-04-29csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Jenkins ausnutzen, um beliebigen Code auszuführen, Daten zu manipulieren, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen sowie Cross-Site-Scripting- oder Phishing-Angriffe durchzuführen.
GHSA-wg26-8wmj-cf9pJenkins GitHub Branch Source Plugin: Missing permissions check allows attackers to perform a connection test2026-04-29ghsa · osvUS
Jenkins GitHub Branch Source Plugin versions 1967.vdea_d580c1a_b_a_ and earlier do not perform a permission check in a method implementing form validation. This allows attackers with Overall/Read permission to connect to an attacker-specified URL with attacker-specified GitHub App credentials. GitHub Branch Source Plugin 1967.1969.v205fd594c821 requires Overall/Manage permission to perform the connection test.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2026-04-29modified 2026-10-26

references (4)

External citations — patches, advisories, analysis.

scry

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