CVE-2022-1274 HTML Injection in Keycloak Admin REST API

What is CVE-2022-1274?

CVE-2022-1274 is a medium-severity cross-site scripting vulnerability in Redhat Keycloak, published on 29 Mar 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A flaw was found in Keycloak in the execute-actions-email endpoint. This issue allows arbitrary HTML to be injected into emails sent to Keycloak users and can be misused to perform phishing or other attacks against users.

Weakness: CWE-79, CWE-80

Which versions are affected by CVE-2022-1274?

2 open source packages ship an affected version, including org.keycloak:keycloak-services. It affects 3 products.

Products include Redhat Keycloak, Redhat Openshift Container Platform, Redhat Single Sign-On.

How do I fix CVE-2022-1274?

Upgrade org.keycloak:keycloak-services to 20.0.5 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2022-1274 being exploited?

There is no known exploitation of CVE-2022-1274 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Redhat Keycloak

• CVE-2022-4361 Keycloak vulnerable to cross-site scripting when validating URI-schemes on SAML and OIDC Critical 10.0
• CVE-2022-1245 Keycloak vulnerable to privilege escalation on Token Exchange feature Critical 9.8
• CVE-2021-20195 keycloak Self Stored Cross-site Scripting vulnerability Critical 9.6
• CVE-2019-14910 Keycloak Authentication Error Critical 9.3
• CVE-2019-14909 Keycloak Authentication Error Critical 9.3

All Redhat Keycloak vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-m4fv-gm5m-4725.