Not analysed yet
We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 9.0 | Critical | 3.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H | CNA (mitre) |
- CISA KEV Listed since 22 Jul 2025: known to be exploited.
- EPSS 0.93, the 99th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
References from the CNA
- www.crushftp.com/crush11wiki/Wiki.jsp?page=CompromiseJuly2025
- www.rapid7.com/blog/post/crushftp-zero-day-exploited-in-the-wild/
- www.bleepingcomputer.com/news/security/crushftp-zero-day-exploited-in-attacks-to-gain-admin-access-on-servers/
- www.vicarius.io/vsociety/posts/cve-2025-54309-detect-crushftp-vulnerability
- www.vicarius.io/vsociety/posts/cve-2025-54309-mitigate-crushftp-vulnerability