NinjaFirewall <= 4.3.3 - Authenticated PHAR Deserialization

Deserialization of Untrusted Data
CVE CVE-2021-4451
CVSS Medium (6.6)
Publicly Published May 30, 2021
Last Updated October 16, 2024
Researcher Chloe Chamberland
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).

References

1 affected software package

Software Type Plugin
Software Slug ninjafirewall (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 4.3.4
Patched Version
  • 4.3.4
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