CVE-2023-6316

Name: CVE-2023-6316
Creator: NVD / NIST
Published: 2024-01-11T09:15:48.21+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.45%

Last modified Jun 17, 2026

CVE-2023-6316 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The MW WP Form plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the '_single_file_upload' function in versions up to, and including, 5.0.1. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.. EPSS estimates a 1.45% chance of exploitation in the next 30 days.

Description

The MW WP Form plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the '_single_file_upload' function in versions up to, and including, 5.0.1. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

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

1.45%

70.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mw Wp Form Project	Mw Wp Form	<= 5.0.1

References

Timeline

Published: Jan 11, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6316?

How severe is CVE-2023-6316?

CVE-2023-6316 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.45% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6316?

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-2023-6316?

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

Scan your code now

Source: NVD / NIST