CVE-2022-1438

Keycloak: xss on impersonation under specific circumstances

Description

A flaw was found in Keycloak. Under specific circumstances, HTML entities are not sanitized during user impersonation, resulting in a Cross-site scripting (XSS) vulnerability.

Category

6.4
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.15%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat Red Hat Single Sign-On 7
Affected: Red Hat Red Hat Single Sign-On 7.6 for RHEL 7
Affected: Red Hat Red Hat Single Sign-On 7.6 for RHEL 8
Affected: Red Hat Red Hat Single Sign-On 7.6 for RHEL 9
Affected: Red Hat RHEL-8 based Middleware Containers
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2023:1043 vendor advisory
https://access.redhat.com/errata/RHSA-2023:1044 vendor advisory
https://access.redhat.com/errata/RHSA-2023:1045 vendor advisory
https://access.redhat.com/errata/RHSA-2023:1047 vendor advisory
https://access.redhat.com/errata/RHSA-2023:1049 vendor advisory
https://access.redhat.com/security/cve/CVE-2022-1438 vdb entry vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2031904 vendor advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2022-1438?
CVE-2022-1438 has been scored as a medium severity vulnerability.
How to fix CVE-2022-1438?
To fix CVE-2022-1438, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-1438 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-1438 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-1438?
CVE-2022-1438 affects Red Hat Red Hat Single Sign-On 7, Red Hat Red Hat Single Sign-On 7.6 for RHEL 7, Red Hat Red Hat Single Sign-On 7.6 for RHEL 8, Red Hat Red Hat Single Sign-On 7.6 for RHEL 9, Red Hat RHEL-8 based Middleware Containers.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.