Critical severity9.8NVD Advisory· Published Feb 12, 2026· Updated Jun 17, 2026
CVE-2019-25321
CVE-2019-25321
Description
FTP Navigator 8.03 contains a stack overflow vulnerability that allows attackers to execute arbitrary code by overwriting Structured Exception Handler (SEH) registers. Attackers can craft a malicious payload that triggers a buffer overflow when pasted into the Custom Command textbox, enabling remote code execution and launching the calculator as proof of concept.
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Affected products
3- Range: <=8.03
- Softpedia/FTP Navigatorv5Range: 8.03
Patches
Vulnerability mechanics
References
4- www.exploit-db.com/exploits/47794nvdExploitVDB Entry
- www.exploit-db.com/exploits/47812nvdExploitThird Party AdvisoryVDB Entry
- www.vulncheck.com/advisories/ftp-navigator-stack-overflow-sehnvdThird Party Advisory
- www.internet-soft.comnvdProduct
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