VULNERABILITY INTELLIGENCE
CVE-2021-21688
CVSS score7.5 HIGH
EPSS probability1.41%
CISA KEVNot currently listed
Published2021-11-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
The agent-to-controller security check FilePath#reading(FileVisitor) in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not reject any operations, allowing users to have unrestricted read access using certain operations (creating archives, FilePath#copyRecursiveTo).
Weakness classification
- nvd@nist.gov: CWE-862
Primary references
- jenkinsci-cert@googlegroups.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory