CVE-2022-1245

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-862 CWE-639

Affected software

Vendor	Product	Versions
n/a	keycloak	keycloak versions prior to 18.0.0

References

https://github.com/keycloak/keycloak/security/advisories/GHSA-75p6-52g3-rqc8Third Party Advisory
https://github.com/keycloak/keycloak/security/advisories/GHSA-75p6-52g3-rqc8Third Party Advisory

Timeline

Published: Jul 8, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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