CVE-2019-25683

FileZilla 3.40.0 Denial of Service via Local Search

Published Apr 5, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
FileZilla 3.40.0 contains a denial of service vulnerability in the local search functionality that allows local attackers to crash the application by supplying a malformed path string. Attackers can trigger the crash by entering a crafted path containing 384 'A' characters followed by 'BBBB' and 'CCCC' sequences in the search directory field and initiating a local search operation.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Filezilla-project filezilla Client
CPEs cpe:2.3:a:filezilla-project:filezilla_client:3.40.0:-:*:*:*:*:*:*
Vendors & Products Filezilla-project filezilla Client
Type Values Removed Values Added
First Time appeared Filezilla-project filezilla
Vendors & Products Filezilla-project filezilla
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description FileZilla 3.40.0 contains a denial of service vulnerability in the local search functionality that allows local attackers to crash the application by supplying a malformed path string. Attackers can trigger the crash by entering a crafted path containing 384 'A' characters followed by 'BBBB' and 'CCCC' sequences in the search directory field and initiating a local search operation.
Title FileZilla 3.40.0 Denial of Service via Local Search
First Time appeared Filezilla-project
Filezilla-project filezilla Server
Weaknesses CWE-532
CPEs cpe:2.3:a:filezilla-project:filezilla_server:3.40.0:*:*:*:*:*:*:*
Vendors & Products Filezilla-project
Filezilla-project filezilla Server
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Apr 6, 2026, 6:12 PM
Reserved
Apr 5, 2026, 3:16 PM
Status
Analyzed
Published
Apr 5, 2026, 9:16 PM
Modified
Jul 24, 2026, 10:10 PM