CVE-2025-54309: listed in the CISA KEV catalog

CVE-2025-54309 · CVSS 9.0 CRITICAL · EPSS 94% · KEV 2025-07-22

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.

Is CVE-2025-54309 exploited?

• Listed in the CISA KEV catalog on 2025-07-22.
• Federal remediation due 2025-08-12.
• Past that date by 368 days.
• EPSS puts exploitation in the next 30 days at 94%.
• Public exploit code: none found in monitored sources.

Which products and versions are affected?

No affected package list recorded here yet.

Is there a patch?

No patch identifier recorded here yet.

What PlainSec published about CVE-2025-54309

• CrushFTP Admin Accounts Targeted by Brute-Force Scans (2026-03-04)

Primary sources

• NVD record
• CISA KEV catalog

What this record does not say

• No affected package data.
• No patch identifier.

KEV and EPSS are re-checked daily. Record last updated 2026-08-11.