CrushFTP Unprotected Alternate Channel Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 22/07/2025. Patch affected systems as an emergency.
| Package | Affected versions | Patched versions |
|---|---|---|
| crushftp | ≥ 10.0.0, < 10.8.5≥ 11.0.0, < 11.3.4_23 | 10.8.511.3.4_23 |
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.
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