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Root element restriction bypass in XStream deserialization

🗓️ 28 Oct 2026 00:00:00Reported by Jenkins Security TeamType 
jenkins
 jenkins
🔗 www.jenkins.io👁 2 Views

Root element restriction bypass in Jenkins XStream deserialization allows nested object injection.

Related
Detection
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
jenkins -- multiple vulnerabilities
28 Oct 202600:00
–freebsd
circl
Circl
CVE-2026-117624
28 Oct 202617:10
–circl
cve
CVE
CVE-2026-117624
28 Oct 202616:48
–cve
cvelist
Cvelist
CVE-2026-117624
28 Oct 202616:48
–cvelist
euvd
EUVD
EUVD-2026-112189
28 Oct 202616:48
–euvd
nvd
NVD
CVE-2026-117624
28 Oct 202617:18
–nvd
ptsecurity
Positive Technologies
PT-2026-128312
28 Oct 202600:00
–ptsecurity
Vulners
Node
OR
jenkinsjenkinsRange<2.580.2lts
jenkinsjenkinsRange<2.588-

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28 Oct 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.7
2