CVE-2020-35509 – org.keycloak:keycloak-core

Package

Manager: maven
Name: org.keycloak:keycloak-core
Vulnerable Version: >=0 <14.0.0

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:N

EPSS: 0.00087 pctl0.25942

Details

Keycloak vulnerable to Improper Certificate Validation keycloak accepts an expired certificate by the direct-grant authenticator because of missing time stamp validations. The highest threat from this vulnerability is to data confidentiality and integrity. This issue was partially fixed in version [13.0.1](https://github.com/keycloak/keycloak/pull/6330) and more completely fixed in version [14.0.0](https://github.com/keycloak/keycloak/pull/8067).

Metadata

Created: 2022-08-24T00:00:29Z
Modified: 2025-06-30T21:46:07Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/08/GHSA-rpj2-w6fr-79hc/GHSA-rpj2-w6fr-79hc.json
CWE IDs: ["CWE-20", "CWE-295"]
Alternative ID: GHSA-rpj2-w6fr-79hc
Finding: F163
Auto approve: 1