What is CVE-2018-1000862?

CVE-2018-1000862 is a medium-severity vulnerability in Jenkins, classified under Information Disclosure. CVSS score: 4.3/10. Published 2018-12-10.

How severe is CVE-2018-1000862?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in Jenkins

CVE-2018-1000862

An information exposure vulnerability exists in Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in DirectoryBrowserSupport.java that allows attackers with the ability to control build output to browse the file system on agents running builds beyond the duration of the build using the workspace browser.

Vulnerability class: Information Disclosure

Published 2018-12-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.014 (70.8th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Jenkins
Red Hat Openshift Container Platform — versions 3.11

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

jenkins.io/security/advisory/2018-12-05/ (Vendor Advisory)
access.redhat.com/errata/RHBA-2019:0024 (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/106176 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-1000862?: CVE-2018-1000862 is a medium-severity vulnerability in Jenkins, classified under Information Disclosure. CVSS score: 4.3/10. Published 2018-12-10.
How severe is CVE-2018-1000862?: Medium severity. CVSS v3 base score is 4.3 out of 10.