CVE-2024-4040
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…
Browse: All 2024 CVEs · All vendors
- CVSS score
- 9.8 Critical
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2024-04-24, remediation due 2024-05-01)
- Weakness (CWE)
- CWE-1336, CWE-94
- Published
- 2024-04-22
- Last modified
- 2026-06-17
- NVD status
- Analyzed
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
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Federal remediation deadline: 2024-05-01.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
References
- https://github.com/airbus-cert/CVE-2024-4040
- https://www.bleepingcomputer.com/news/security/crushftp-warns-users-to-patch-exploited-zero-day-immediately/
- https://www.crushftp.com/crush10wiki/Wiki.jsp?page=Update
- https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Update
- https://www.rapid7.com/blog/post/2024/04/23/etr-unauthenticated-crushftp-zero-day-enables-complete-server-compromise/
- https://www.reddit.com/r/crowdstrike/comments/1c88788/situational_awareness_20240419_crushftp_virtual/
- https://www.reddit.com/r/cybersecurity/comments/1c850i2/all_versions_of_crush_ftp_are_vulnerable/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4040
FAQ
Is CVE-2024-4040 actively exploited?
Yes. CISA added CVE-2024-4040 to its Known Exploited Vulnerabilities (KEV) catalog on 2024-04-24, with a federal remediation deadline of 2024-05-01. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2024-4040?
CVE-2024-4040 has a CVSS base score of 9.8 (Critical). Its vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2025-54309 — CrushFTP CrushFTP
- CVE-2025-31161 — CrushFTP CrushFTP
- CVE-2024-23692 — Rejetto HTTP File Server
- CVE-2026-60004 — Gitea Gitea
- CVE-2026-72530 — TrueConf Server
- CVE-2025-62593 — Ray-Project Ray
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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