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High · 7.5 CVE-2019-25329 EUVD-2019-19569GHSA-6qxf-3mq6-3g8x

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

Published Feb 12, 2026 · Updated Feb 13, 2026 · Assigned by VulnCheck

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 products

VendorProductAffectedFixed
Internet-Soft FTP Navigator 8.03 —

References