CVE-2021-24217

Meta pixel for WordPress <= 2.2.2 - PHP Object Injection

highDeserialization of Untrusted Data

8.1

CVSS Score

8.1

CVSS Score

high

Severity

3.0.0

Patched in

1034d

Time to patch

Description

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.

CVSS Vector Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

High

Confidentiality

High

Integrity

High

Availability

Technical Details

Affected versions<=2.2.2

PublishedMarch 25, 2021

Last updatedJanuary 22, 2024

Affected pluginofficial-facebook-pixel

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/17d4002d-3e87-46a7-9be6-c36e40c31c4a?source=api-prod

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