CVE-2019-3889

Name: CVE-2019-3889
Creator: NVD / NIST
Published: 2019-07-11T19:15:13.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2019-3889 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A reflected XSS vulnerability exists in authorization flow of OpenShift Container Platform versions: openshift-online-3, openshift-enterprise-3.4 through 3.7 and openshift-enterprise-3.9 through 3.11. An attacker could use this flaw to steal authorization data by getting them to click on a malicious link.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

A reflected XSS vulnerability exists in authorization flow of OpenShift Container Platform versions: openshift-online-3, openshift-enterprise-3.4 through 3.7 and openshift-enterprise-3.9 through 3.11. An attacker could use this flaw to steal authorization data by getting them to click on a malicious link.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.87%

54.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redhat	Openshift Container Platform	>= 3.4, <= 3.7
Redhat	Openshift Container Platform	>= 3.9, <= 3.11
Redhat	Openshift Container Platform	4.1
Redhat	Openshift Container Platform	4.2

References

https://access.redhat.com/errata/RHSA-2019:3722Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:3770Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3889Issue Tracking, Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:3722Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:3770Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3889Issue Tracking, Vendor Advisory

Timeline

Published: Jul 11, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-3889?

How severe is CVE-2019-3889?

CVE-2019-3889 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2019-3889?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-3889?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST