CRITICAL

CVE-2021-4374

CVSS v3

9.8

CRITICAL

EPSS Score

70.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

The WordPress Automatic Plugin for WordPress is vulnerable to arbitrary options updates in versions up to, and including, 3.53.2. This is due to missing authorization and option validation in the process_form.php file. This makes it possible for unauthenticated attackers to arbitrarily update the settings of a vulnerable site and ultimately compromise the entire site.

Technical details

Published
6/7/2023

Frequently asked questions

What is CVE-2021-4374?

The WordPress Automatic Plugin for WordPress is vulnerable to arbitrary options updates in versions up to, and including, 3.53.2. This is due to missing authorization and option validation in the process_form.php file. This makes it possible for unauthenticated attackers to arbitrarily update the settings of a vulnerable site and ultimately compromise the entire site.

Is CVE-2021-4374 actively exploited?

Active exploitation of CVE-2021-4374 has not been confirmed. The EPSS score is 70.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-4374?

CVE-2021-4374 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-4374 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.