CVE-2020-13485

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

The Knock Knock plugin before 1.2.8 for Craft CMS allows IP Whitelist bypass via an X-Forwarded-For HTTP header.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-697

Affected software

No affected versions have been published.

Timeline

Published
May 25, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

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CVE-2020-13485: Critical severity, CVSS 9.1 | Vulnix