8.1
High
CVE-2022-4137 A reflected cross-site scripting (XSS) vulnerability was found in the 'oob' OAuth endpoint due to incorrect null-byte…
Description
A reflected cross-site scripting (XSS) vulnerability was found in the 'oob' OAuth endpoint due to incorrect null-byte handling. This issue allows a malicious link to insert an arbitrary URI into a Keycloak error page. This flaw requires a user or administrator to interact with a link in order to be vulnerable. This may compromise user details, allowing it to be changed or collected by an attacker.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Single Sign-On 7 | Versions not published | |
| Red Hat Single Sign-On 7.6 for RHEL 7 | Versions not published | |
| Red Hat Single Sign-On 7.6 for RHEL 8 | Versions not published | |
| Red Hat Single Sign-On 7.6 for RHEL 9 | Versions not published |
References
- RHSA-2023:1043 access.redhat.com
- RHSA-2023:1044 access.redhat.com
- RHSA-2023:1045 access.redhat.com
- RHSA-2023:1049 access.redhat.com
- access.redhat.com access.redhat.com
- RHBZ#2148496 bugzilla.redhat.com
Timeline
- Published
- Last modified
Other CVEs of Red Hat Single Sign-On 7
The 294 CVEs of Red Hat Single Sign-On 7 →
CVE-2026-97848
Keycloak-services: keycloak-services: protocol mapper with jsontype=json bypasses token sanitization
6.5
Medium
CVE-2026-97367
Keycloak-services: keycloak-services: dcr azp and sid claim substitution allows account rest session takeover
6.4
Medium
CVE-2026-96547
Keycloak-services: keycloak-services: dcr registration-time claim-path gap allows forging realm_access.roles
6.5
Medium
CVE-2026-96460
Keycloak-services: keycloak-services: indefinite access token renewal via standard token exchange v2
5.4
Medium