CVE-2024-4040Unauthenticated arbitrary file read and remote code execution in CrushFTP
Updated under an hour ago ()
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It affects CrushFTP. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Apr 24, 2024; federal agencies had to remediate by May 1, 2024. Treat that date as your deadline.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-1336
- Known exploited
- Added to CISA KEV Apr 24, 2024; federal remediation due May 1, 2024Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- EPSS (exploitation in the next 30 days)
- 99.54% (percentile 100)
- Assigned by
- directcyber
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
CrushFTP CrushFTP crushftp:crushftp (from the name) | from 10.0 before 10.7.1; from 11.0 before 11.1.0 | CNA record |
crushftp crushftp crushftp:crushftp | from 10.0 before 10.7.1 | CISA ADP |
crushftp crushftp crushftp:crushftp | from 10.0.0 before 10.7.1; from 11.0.0 before 11.1.0 | NVD |
References
- https://www.crushftp.com/crush11wiki/Wiki.jsp?page=Updatevendor-advisory, patch
- https://www.crushftp.com/crush10wiki/Wiki.jsp?page=Updatevendor-advisory, patch
- https://www.reddit.com/r/cybersecurity/comments/1c850i2/all_versions_of_crush_ftp_are_vulnerable/related, issue-tracking, patch
- https://www.bleepingcomputer.com/news/security/crushftp-warns-users-to-patch-exploited-zero-day-immediately/media-coverage, press/media-coverage, third-party-advisory
- https://www.reddit.com/r/crowdstrike/comments/1c88788/situational_awareness_20240419_crushftp_virtual/third-party-advisory, exploit, issue-tracking
- https://www.rapid7.com/blog/post/2024/04/23/etr-unauthenticated-crushftp-zero-day-enables-complete-server-compromise/third-party-advisory
- https://github.com/airbus-cert/CVE-2024-4040exploit, third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4040us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.