CVE-2025-54309 · netVigilance record NV25-0148
CrushFTP Unprotected Alternate Channel
past due
What to do
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 deadline 2025-08-12 · passed 1 year ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
CrushFTP contains an unprotected alternate channel vulnerability. When the DMZ proxy feature is not used, mishandles AS2 validation and consequently allows remote attackers to obtain admin access via HTTPS.
Who is affected
CrushFTP CrushFTP. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-420.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 1 year ago
Sources
- NVD entry for CVE-2025-54309 nvd.nist.gov/vuln/detail/CVE-2025-54309
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- crushftp.com www.crushftp.com/crush11wiki/Wiki.jsp?page=CompromiseJuly2025
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2025-54309