{"id":"CVE-2025-54309","aliases":[],"url":"https://o3.security/vulnerability/CVE-2025-54309","summary":"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…","details":"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.","published":"2025-07-18T19:15:25.353","modified":"2026-06-17T09:39:49.643","cvss":{"score":9,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"},"epss":{"score":0.94709,"percentile":0.9985,"asOf":"2026-08-27"},"cisaKev":{"dateAdded":"2025-07-22","dueDate":"2025-08-12","knownRansomwareCampaignUse":false},"exploitsKnown":1,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://www.bleepingcomputer.com/news/security/crushftp-zero-day-exploited-in-attacks-to-gain-admin-access-on-servers/"},{"type":"ADVISORY","url":"https://www.crushftp.com/crush11wiki/Wiki.jsp?page=CompromiseJuly2025"},{"type":"WEB","url":"https://www.rapid7.com/blog/post/crushftp-zero-day-exploited-in-the-wild/"},{"type":"ADVISORY","url":"https://www.vicarius.io/vsociety/posts/cve-2025-54309-detect-crushftp-vulnerability"},{"type":"ADVISORY","url":"https://www.vicarius.io/vsociety/posts/cve-2025-54309-mitigate-crushftp-vulnerability"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54309"}],"provenance":{"sources":["OSV.dev","NVD","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T09:39:49.643"}}