CVE-2022-4137
High
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.
SeverityHigh
CVSS8.1
Exploit probability—
Product
Redhat Keycloak
PublishedSep 25, 2023
First seenSep 25, 2023
Weakness typeCWE-81CWE-81
How to fix
Update
- org.keycloak:keycloak-parent20.0.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat keycloak | No range specified | — |
| redhat single_sign-on | 7.6 | — |
| org.keycloak:keycloak-parentMaven | v < 20.0.5 | 20.0.5 |
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