CVE-2021-4451
Published: Oct 16, 2024
Modified: Apr 8, 2026
CVSS v3.1
6.6
Description
The NinjaFirewall plugin for WordPress is vulnerable to Authenticated PHAR Deserialization in versions up to, and including, 4.3.3. This allows authenticated attackers to perform phar deserialization on the server. This deserialization can allow other plugin or theme exploits if vulnerable software is present (WordPress, and NinjaFirewall).
| Vendor | Product | Versions |
|---|---|---|
nintechnet | NinjaFirewall (WP Edition) – Advanced Security Plugin and Firewall | affected 0 - < 4.3.4 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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