CVE-2022-4047

Name: CVE-2022-4047
Creator: NVD / NIST
Published: 2022-12-26T13:15:12.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 6.15%

Last modified Jun 17, 2026

CVE-2022-4047 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Return Refund and Exchange For WooCommerce WordPress plugin before 4.0.9 does not validate attachment files to be uploaded via an AJAX action available to unauthenticated users, which could allow them to upload arbitrary files such as PHP and lead to RCE. EPSS estimates a 6.15% chance of exploitation in the next 30 days.

Description

The Return Refund and Exchange For WooCommerce WordPress plugin before 4.0.9 does not validate attachment files to be uploaded via an AJAX action available to unauthenticated users, which could allow them to upload arbitrary files such as PHP and lead to RCE

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

6.15%

92.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Wpswings	Return Refund And Exchange For Woocommerce	< 4.0.9

References

https://wpscan.com/vulnerability/8965a87c-5fe5-4b39-88f3-e00966ca1d94Exploit, Third Party Advisory
https://wpscan.com/vulnerability/8965a87c-5fe5-4b39-88f3-e00966ca1d94Exploit, Third Party Advisory

Timeline

Published: Dec 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-4047?

How severe is CVE-2022-4047?

CVE-2022-4047 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 6.15% probability of exploitation in the next 30 days.

How do I fix CVE-2022-4047?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-4047?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST