CVE-2021-24217

EUVD-2021-11131
The run_action function of the Facebook for WordPress plugin before 3.0.0 deserializes user supplied data making it possible for PHP objects to be supplied creating an Object Injection vulnerability. There was also a useable magic method in the plugin that could be used to achieve remote code execution.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 90%
Affected Products (NVD)
VendorProductVersion
facebookfacebook
𝑥
< 3.0.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://wpscan.com/vulnerability/509f2754-a1a1-4142-9126-ae023a88533a
https://www.wordfence.com/blog/2021/03/two-vulnerabilities-patched-in-facebook-for-wordpress-plugin/
https://wpscan.com/vulnerability/509f2754-a1a1-4142-9126-ae023a88533a
https://www.wordfence.com/blog/2021/03/two-vulnerabilities-patched-in-facebook-for-wordpress-plugin/