CVE-2026-42523

criticalpriority · track · 0EPSS 0.003 · 21 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.28% (21st) EPSS

CVSS 9 · critical

Is it mine?

6 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-28

Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature "GitHub hook trigger for GITScm polling", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.

cvss

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

9.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.2–9

v3.19criticalAV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:Hsecondaryexploitability 2.3 · impact 6

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:Hsecondary · OSV

v3.18.2highCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USCWE-79USCWE-79US

affected products (6)

Products and version ranges known to be affected.

Jenkins Jenkins GitHub Plugin <1.46.0.1all versionscert_bundDE
jenkins Jenkins≤ GitHub Plugin <1.46.0.1cert_bundDE
Jenkins Project Jenkins GitHub Plugin≤ 0 ≤1.46.0enisa_euvdEU
CD Foundation Jenkins GitHub Plugin≤ 1.46.0.1fstec_bduRU
jenkins github< 1.46.0.1nvdUScpe:2.3:a:jenkins:github:*:*:*:*:*:*:*:*
Maven com.coravy.hudson.plugins.github:github< 1.46.0.1osvUSpkg:maven/com.coravy.hudson.plugins.github/github

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-w22p-4x9f-486vJenkins GitHub Plugin has an XSS vulnerability2026-04-29ghsa · osvUS
In Jenkins GitHub Plugin versions 1.46.0 and earlier, the JavaScript that validates the "GitHub hook trigger for GITScm polling" feature improperly processes the current job URL. This results in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission. GitHub Plugin 1.46.0.1 no longer processes the current job URL as part of JavaScript implementing validation of the feature "GitHub hook trigger for GITScm polling".

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu 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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