CVE-2019-25329

FTP Navigator 8.03 - 'Custom Command' Denial of Service (SEH)

HIGH
7.5
CVSS Score
Published: February 12, 2026 at 10:48 PM UTC
Updated: June 17, 2026 at 02:32 AM UTC
1 product affected across 1 vendorFTP Navigator

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Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

FTP Navigator 8.03 contains a denial of service vulnerability that allows attackers to crash the application by overwriting Structured Exception Handler (SEH) with malicious input. Attackers can generate a payload of 4108 'A' characters followed by 4 'B' characters and 40 'C' characters to trigger a program crash when pasted into the custom command input.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121

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