High severity8.0NVD Advisory· Published Apr 29, 2026· Updated May 5, 2026

CVE-2026-42524

Description

Jenkins HTML Publisher Plugin 427 and earlier does not escape job name and URL in the legacy wrapper file, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
org.jenkins-ci.plugins:htmlpublisherMaven	< 427.1	427.1

Affected products

Jenkinsci/Html Publisher Plugininferred
Range: <=427
Jenkins/Html Publisher
cpe:2.3:a:jenkins:html_publisher:*:*:*:*:*:jenkins:*:*
Range: <=427

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/advisories/GHSA-f8h4-46xv-h7jjghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2026-42524ghsaADVISORY
www.jenkins.io/security/advisory/2026-04-29/nvdVendor AdvisoryWEB

News mentions

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cvss	0.520
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000