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CVE-2022-4137 PUBLISHED CVSS 8.100000381469727 HIGH

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.

EPSS 0.53% · 67.0th percentile

Risk Scores

CVSS v3.1
8.100000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
EPSS Score
0.53%
67.0th percentile

Affected Products

VendorProductVersions
redhatkeycloak
Red HatRed Hat Single Sign-On 7.6 for RHEL 70:18.0.6-1.redhat_00001.1.el7sso
Red HatRed Hat Single Sign-On 7
Red HatRed Hat Single Sign-On 7.6 for RHEL 90:18.0.6-1.redhat_00001.1.el9sso
Mavenorg.keycloak:keycloak-parent0
Red HatRed Hat Single Sign-On 7.6 for RHEL 80:18.0.6-1.redhat_00001.1.el8sso
redhatsingle_sign-on7.6

Timeline

References

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