CVEvulnerability
CVE-2020-13485
9.1 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-05-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CVSS 2.0 ([email protected])
- 6.4 MEDIUM — AV:N/AC:L/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-697
Description
The Knock Knock plugin before 1.2.8 for Craft CMS allows IP Whitelist bypass via an X-Forwarded-For HTTP header.
Affected configurations
• verbb knock knock (< 1.2.8)
Related
Weakness · CWE (1)
- CWE-697 Incorrect Comparison weakness
References
- https://github.com/verbb/knock-knock/blob/craft-3/CHANGELOG.md Release Notes, Third Party Advisory
- https://limpidsecurity.pl/security-advisories/1/knock-knock-plugin-for-craft-cms/ Exploit, Third Party Advisory
- https://github.com/verbb/knock-knock/blob/craft-3/CHANGELOG.md Release Notes, Third Party Advisory
- https://limpidsecurity.pl/security-advisories/1/knock-knock-plugin-for-craft-cms/ Exploit, Third Party Advisory