A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter `request_uri`. This flaw allows an attacker to use this parameter to execute a Server-side request forgery (SSRF) attack.

Affected Packages

Maven org.keycloak:keycloak-core

Affected versions: 0 (fixed in 13.0.0)

Related CVEs

CVE-2020-10770

Key Information

GHSA ID

GHSA-jh7q-5mwf-qvhw

Published

May 24, 2022 5:36 PM

Last Modified

October 7, 2022 9:28 PM

CVSS Score

5.0 /10

Primary Ecosystem

Maven

Primary Package

org.keycloak:keycloak-core

GitHub Reviewed

✓ Yes

Dataset

Last updated: September 28, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.