ClosedPatched

CrushFTP VFS Sandbox Escape

CrushFTP

CrushFTP contains an unspecified sandbox escape vulnerability that allows a remote attacker to escape the CrushFTP virtual file system (VFS). Added to the CISA KEV catalog on 2024-04-24.

Why this severity: CVSS 9.8 (v3.1, CNA), actively exploited (CISA KEV)

Started: Apr 22, 2024
Closed: Apr 24, 2024
CVE: CVE-2024-4040

Follow this incident

Updated Apr 24, 2024

Affected

See vendor advisory (versions are not listed in the KEV record)

Fixed in

See vendor advisory linked in sources

Timeline2

Apr 24, 2024
CISA added CVE-2024-4040 to the KEV catalog (federal deadline 2024-05-01)
Source
Apr 22, 2024
CVE-2024-4040 published
Source

Advisories3

Notes & caveats

Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).

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