CVE-2020-14302

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CVSS 3.1

4.9 medium

EPSS

1%p61

Published

Dec 15, 2020 (Dec 15, 2020)

Modified

Jun 17, 2026

Description

A flaw was found in Keycloak before 13.0.0 where an external identity provider, after successful authentication, redirects to a Keycloak endpoint that accepts multiple invocations with the use of the same "state" parameter. This flaw allows a malicious user to perform replay attacks.

Vendors: redhat
Products: keycloak
Weakness: CWE-294
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.0%)

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