CVE-2019-25683CWE-532

FileZilla 3.40.0 Denial of Service via Local Search

Medium · published April 5, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
6.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
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
EPSS
0.00173 · 6.4th percentile
Weakness
CWE-532 · Insertion of Sensitive Information into Log File
Published
2026-04-05T20:45Z
EPSS history
Timeline
  • 05 APR 20:45Z
    FileZilla 3.40.0 Denial of Service via Local Search
    cvelistv5