Jenkins Stapler Web Framework Deserialization of Untrusted Data Vulnerability

Added to KEV
2022-02-10
Federal due date
2022-08-10
Vendor
Jenkins
Product
Jenkins Stapler Web Framework
EPSS
100.0th percentile (score 0.945, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2018-1000861

CISA short description

A code execution vulnerability exists in the Stapler web framework used by Jenkins

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.