CVE-2019-25334: Nsasoft Product Key Explorer

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Product Key Explorer 4.2.0.0 contains a denial of service vulnerability that allows local attackers to crash the application by overflowing the registration name input field. Attackers can create a specially crafted text file with repeated characters to trigger a buffer overflow when pasted into the registration name field, causing the application to crash.

Affected products

• Nsasoft Product Key Explorer: version 4.2.0.0 only

Published 2026-02-12. Last modified 2026-06-17.