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CVE-2019-25689

8.4 · HIGH

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.

Published Apr 12, 2026socusoftCWE-787EPSS 0.21%

Overview

CVE-2019-25689 is a high-severity vulnerability affecting socusoft html5_video_player. It was published on April 12, 2026 and has a CVSS 3.1 base score of 8.4 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.4, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from socusoft. Update html5_video_player to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.html5videoplayer.net/download.htmlRefwww.exploit-db.com/exploits/46279Refwww.vulncheck.com/advisories/html5-video-player-local-buffer-overflow-non-seh

How CyberStrike helps

Frequently asked questions

What is CVE-2019-25689?

CVE-2019-25689 is a high-severity vulnerability affecting socusoft html5_video_player. It was published on April 12, 2026 and has a CVSS 3.1 base score of 8.4 (HIGH).

How severe is CVE-2019-25689?

This vulnerability has a CVSS 3.1 base score of 8.4, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-25689?

Check the references section for vendor advisories and patches from socusoft. Update html5_video_player to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-25689?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-25689 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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