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RCE vulnerability in XStream deserialization due to improper `resolves-to` attribute handling

🗓️ 28 Oct 2026 00:00:00Reported by Jenkins Security TeamType 
jenkins
 jenkins
🔗 www.jenkins.io👁 3 Views

RCE in Jenkins XStream deserialization via improper `resolves-to` attribute handling.

Related
Detection
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
jenkins -- multiple vulnerabilities
28 Oct 202600:00
–freebsd
circl
Circl
CVE-2026-117612
28 Oct 202617:02
–circl
cve
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CVE-2026-117612
28 Oct 202616:48
–cve
cvelist
Cvelist
CVE-2026-117612
28 Oct 202616:48
–cvelist
euvd
EUVD
EUVD-2026-112177
28 Oct 202616:48
–euvd
nvd
NVD
CVE-2026-117612
28 Oct 202617:18
–nvd
ptsecurity
Positive Technologies
PT-2026-128300
28 Oct 202600:00
–ptsecurity
Vulners
Node
OR
jenkinsjenkinsRange<2.580.2lts
jenkinsjenkinsRange<2.588-

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28 Oct 2026 00:00Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.18.8
3