AEGLIX vulnerability intelligence
CVE-2025-54309
CRITICAL · CVSS 9.0 · Analyzed
Published: 2025-07-18 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
CrushFTP 10 before 10.8.5 and 11 before 11.3.4_23, when the DMZ proxy feature is not used, mishandles AS2 validation and consequently allows remote attackers to obtain admin access via HTTPS, as exploited in the wild in July 2025.
Severity and scoring
- CVSS score
- 9.0 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-420
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- CrushFTP · CrushFTP
- Added to catalog
- 2025-07-22
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- CISA remediation due date
- 2025-08-12
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:crushftp:crushftp:*:*:*:*:*:*:*:*
From (inclusive): 10.0.0
Before (exclusive): 10.8.5
cpe:2.3:a:crushftp:crushftp:*:*:*:*:*:*:*:*
From (inclusive): 11.0.0
Before (exclusive): 11.3.4_23
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://www.bleepingcomputer.com/news/security/crushftp-zero-day-exploited-in-attacks-to-gain-admin-access-on-servers/
Press/Media Coverage
- https://www.crushftp.com/crush11wiki/Wiki.jsp?page=CompromiseJuly2025
Vendor Advisory
- https://www.rapid7.com/blog/post/crushftp-zero-day-exploited-in-the-wild/
Press/Media Coverage
- https://www.vicarius.io/vsociety/posts/cve-2025-54309-detect-crushftp-vulnerability
Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-54309-mitigate-crushftp-vulnerability
Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54309
US Government Resource