CSRF in Jenkins

CVE-2018-1000195

A server-side request forgery vulnerability exists in Jenkins 2.120 and older, LTS 2.107.2 and older in ZipExtractionInstaller.java that allows users with Overall/Read permission to have Jenkins submit a HTTP GET request to an arbitrary URL and learn whether the response is successful (200) or not.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.021 (79.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-1000195?
CVE-2018-1000195 is a medium-severity vulnerability in Jenkins, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2018-06-05.
How severe is CVE-2018-1000195?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2018-1000195 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.