Is there a public exploit for CVE-2026-117620?

No public exploit for CVE-2026-117620 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-117620?

CVE-2026-117620 scores CVSS 8.8 (v3.1), rated high.

8.8 High

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to trigger warnings in the "Manage Old…

CVE-2026-117620

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to trigger warnings in the "Manage Old Data" feature that can be acted on by administrators to inject attacker-controlled data, overriding existing user account information, including login passwords.

Assessment

CVSS: 8.8 (v3.1)
Severity: High
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 28 October 2026
Last updated: 2 November 2026
Assigner: jenkinsci-cert@googlegroups.com

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

At the source

References

https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4226

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