CVE-2026-117624
highJenkins 2.587 and earlier, LTS 2.580.1 and earlier does not consistently enforce the restriction on deserializing objects of types marked as storing their conf…
Vendor / product: Jenkins — jenkins
Jenkins 2.587 and earlier, LTS 2.580.1 and earlier does not consistently enforce the restriction on deserializing objects of types marked as storing their configuration in independent top-level configuration files as nested values, allowing attackers to bypass the root element check and potentially inject nested objects.
CVSS
8.8
8.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-10-28 17:18
Modified: 2026-11-02 14:47
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-11-03 07:35 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
jenkins / jenkins <2.580.2, <2.588
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4243
Patch / mitigation: https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4243
References
- https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4243 jenkinsci-cert@googlegroups.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-03 07:35 UTC · record ↗