Not yet scoredPublished Oct 28, 2026

CVE-2026-117617Jenkins 2.587 and earlier, LTS 2.580.1 and earlier checks for symbolic links in the path of an extracted file only before creating its parent directories, not immediately before writing it, and allow…

Updated under an hour ago (Oct 29, 2026, 8:40 PM ET)

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It affects Jenkins Project Jenkins. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Jenkins 2.587 and earlier, LTS 2.580.1 and earlier checks for symbolic links in the path of an extracted file only before creating its parent directories, not immediately before writing it, and allows symbolic links in artifacts to replace existing files or empty directories, allowing attackers with Item/Configure permission to write files to arbitrary locations on the Jenkins controller file system.

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: jenkins
NVD analysis: Awaiting Analysis
Record last updated: Oct 28, 2026
First seen by InfoSec Signals: Oct 28, 2026

Affected products

Affected products

Jenkins Project Jenkins jenkins_project:jenkins (from the name)	from 2.588 not affected; 2.580.2 builds before 2.580.* not affected	CNA record

References

References

https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4248	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.