CVE-2022-1466

Name: CVE-2022-1466
Creator: NVD / NIST
Published: 2022-04-26T19:15:49.66+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2022-1466 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Due to improper authorization, Red Hat Single Sign-On is vulnerable to users performing actions that they should not be allowed to perform. It was possible to add users to the master realm even though no respective permission was granted.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

Due to improper authorization, Red Hat Single Sign-On is vulnerable to users performing actions that they should not be allowed to perform. It was possible to add users to the master realm even though no respective permission was granted.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.03%

59.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redhat	Keycloak	< 17.0.1
Redhat	Single Sign-On	7.5.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=2050228Issue Tracking, Vendor Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-076.txtExploit, Third Party Advisory
https://www.syss.de/pentest-blog/fehlerhafte-autorisierung-bei-red-hat-single-sign-on-750ga-syss-2021-076Exploit, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2050228Issue Tracking, Vendor Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-076.txtExploit, Third Party Advisory
https://www.syss.de/pentest-blog/fehlerhafte-autorisierung-bei-red-hat-single-sign-on-750ga-syss-2021-076Exploit, Third Party Advisory

Timeline

Published: Apr 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-1466?

How severe is CVE-2022-1466?

CVE-2022-1466 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2022-1466?

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-2022-1466?

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

Scan your code now

Source: NVD / NIST