VULNERABILITY INTELLIGENCE

CVE-2020-10770

CVSS score5.3 MEDIUM

EPSS probability69.72%

CISA KEVNot currently listed

Published2020-12-15

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

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.

Weakness classification

secalert@redhat.com: CWE-918
nvd@nist.gov: CWE-918

Primary references

secalert@redhat.com — Exploit, Third Party Advisory, VDB Entry
secalert@redhat.com — Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Vendor Advisory