CVE-2024-52399

Name: CVE-2024-52399
Creator: NVD / NIST
Published: 2024-11-16T22:15:04.917+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.9/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2024-52399 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. Unrestricted Upload of File with Dangerous Type vulnerability in Clarisse K. Writer Helper writer-helper allows Upload a Web Shell to a Web Server.This issue affects Writer Helper: from n/a through <= 3.1.6.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

Unrestricted Upload of File with Dangerous Type vulnerability in Clarisse K. Writer Helper writer-helper allows Upload a Web Shell to a Web Server.This issue affects Writer Helper: from n/a through <= 3.1.6.

Metrics

CVSS 3.1

9.9/10

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

EPSS Probability

0.48%

37.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

References

https://patchstack.com/database/Wordpress/Plugin/writer-helper/vulnerability/wordpress-writer-helper-plugin-3-1-6-arbitrary-file-upload-vulnerability?_s_id=cve

Timeline

Published: Nov 16, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-52399?

How severe is CVE-2024-52399?

CVE-2024-52399 has a CVSS score of 9.9/10 (CRITICAL severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2024-52399?

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-2024-52399?

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

Scan your code now

Source: NVD / NIST