CVE-2022-4361
Keycloak vulnerable to cross-site scripting when validating URI-schemes on SAML and OIDC
10.0
CRITICAL
CVSS 3.1
EPSS 1.3%
Description
AssertionConsumerServiceURL is a Java implementation for SAML Service Providers (org.keycloak.protocol.saml). Affected versions of this package are vulnerable to Cross-site Scripting (XSS). AssertionConsumerServiceURL allows XSS when sending a crafted SAML XML request.
How to fix CVE-2022-4361
To remediate CVE-2022-4361, upgrade the affected package to a fixed version below.
- —upgrade to 21.1.2 or later
Is CVE-2022-4361 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 21.1.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |