# CVE-2024-4040

## Summary

- **CVE ID:** CVE-2024-4040
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-1336
- **Published:** Apr 22, 2024
- **Last Modified:** Oct 21, 2025

## Description

A server side template injection vulnerability in CrushFTP in all versions before 10.7.1 and 11.1.0 on all platforms allows unauthenticated remote attackers to read files from the filesystem outside of the VFS Sandbox, bypass authentication to gain administrative access, and perform remote code execution on the server.

## Affected Products

- CrushFTP — CrushFTP (10.0)
- CrushFTP — CrushFTP (11.0)

## References

- [CNA](https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Update)
- [CNA](https://www.crushftp.com/crush10wiki/Wiki.jsp?page=Update)
- [CNA](https://www.reddit.com/r/cybersecurity/comments/1c850i2/all_versions_of_crush_ftp_are_vulnerable/)
- [CNA](https://www.bleepingcomputer.com/news/security/crushftp-warns-users-to-patch-exploited-zero-day-immediately/)
- [CNA](https://www.reddit.com/r/crowdstrike/comments/1c88788/situational_awareness_20240419_crushftp_virtual/)
- [CNA](https://www.rapid7.com/blog/post/2024/04/23/etr-unauthenticated-crushftp-zero-day-enables-complete-server-compromise/)
- [CNA](https://github.com/airbus-cert/CVE-2024-4040)
- [CISA-ADP](https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4040)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 99.54%
- **EPSS Percentile:** 99.9

## Known Exploited Vulnerabilities (KEV)

- **Date Added:** Apr 24, 2024
- **Due Date:** May 1, 2024

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._