[org.keycloak:keycloak-core] Keycloak vulnerable to Cross-Site Scripting (XSS)

A stored Cross-site scripting (XSS) vulnerability was found in keycloak as shipped in Red Hat Single Sign-On 7. This flaw allows a privileged attacker to execute malicious scripts in the admin console, abusing the default roles functionality.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-2256
• https://bugzilla.redhat.com/show_bug.cgi?id=2101942
• https://github.com/advisories/GHSA-w8v7-c7pm-7wfr