CVE-2022-3881: WPTools < 3.43 - Subscriber+ Arbitrary Plugin Installation

Severity: medium (CVSS 5.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-12-12 · updated 2026-06-17
Weakness: CWE-352

Description

The WP Tools Increase Maximum Limits, Repair, Server PHP Info, Javascript errors, File Permissions, Transients, Error Log WordPress plugin before 3.43 does not have proper authorisation and CSRF in an AJAX action, allowing any authenticated users, such as subscriber to call it and install and activate arbitrary plugins from wordpress.org

Affected products

WP Tools Increase Maximum Limits, Repair, Server PHP Info, Javascript errors, File Permissions, Transients, Error Log: before 3.43 — fixed in 3.43

How to fix

Upgrade to a fixed version: WP Tools Increase Maximum Limits, Repair, Server PHP Info, Javascript errors, File Permissions, Transients, Error Log 3.43. Check the vendor advisory for mitigations.

References

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