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.
Advisories

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Fixes

Solution

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Workaround

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History

Thu, 12 Feb 2026 23:15:00 +0000

Type Values Removed Values Added
Description 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.
Title Product Key Explorer 4.2.0.0 - 'Name' Denial of Service
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.7, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-12T22:48:43.586Z

Reserved: 2026-02-12T14:43:38.081Z

Link: CVE-2019-25334

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-02-12T23:16:06.540

Modified: 2026-02-12T23:16:06.540

Link: CVE-2019-25334

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses