What is CVE-2019-3876?

CVE-2019-3876 is a medium-severity vulnerability in Red Hat Web-Console, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.3/10. Published 2019-04-01.

How severe is CVE-2019-3876?

Medium severity. CVSS v3 base score is 6.3 out of 10.

CSRF in Red Hat Web-Console

CVE-2019-3876

A flaw was found in the /oauth/token/request custom endpoint of the OpenShift OAuth server allowing for XSS generation of CLI tokens due to missing X-Frame-Options and CSRF protections. If not otherwise prevented, a separate XSS vulnerability via JavaScript could further allow for the extraction of these tokens.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2019-04-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.007 (50.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Red Hat Web-Console — versions affects OpenShift Container Platform version v3.0 through v3.11
Red Hat Openshift Container Platform

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

www.securityfocus.com/bid/107664 (VDB Entry, Third Party Advisory, vdb-entry)
access.redhat.com/errata/RHSA-2019:1851 (vendor-advisory, Third Party Advisory)
bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2019-3876?: CVE-2019-3876 is a medium-severity vulnerability in Red Hat Web-Console, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.3/10. Published 2019-04-01.
How severe is CVE-2019-3876?: Medium severity. CVSS v3 base score is 6.3 out of 10.