CVE-2019-25689
HIGH
NVD
CVSS Score
8.4
Severity
HIGH
Published
Apr 12, 2026
Vendor
unknown
Description
HTML5 Video Player 1.2.5 contains a local buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying an oversized key code string. Attackers can craft a malicious payload exceeding 997 bytes and paste it into the KEY CODE field in the Help Register dialog to trigger code execution and spawn a calculator process.