CVE-2023-5601: WooCommerce Ninja Forms Product Add-ons < 1.7.1 - Unauthenticated Arbitrary File Upload

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-11-06 · updated 2026-06-17
Weakness: CWE-434

Description

The WooCommerce Ninja Forms Product Add-ons WordPress plugin before 1.7.1 does not validate the file to be uploaded, allowing any unauthenticated users to upload arbitrary files to the server, leading to RCE.

Affected products

WooCommerce Ninja Forms Product Add-ons: before 1.7.1 — fixed in 1.7.1

How to fix

Upgrade to a fixed version: WooCommerce Ninja Forms Product Add-ons 1.7.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/0035ec5e-d405-4eb7-8fe4-29dd0c71e4bc
https://wpscan.com/vulnerability/0035ec5e-d405-4eb7-8fe4-29dd0c71e4bc

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