CVE-2026-42370

CRITICAL 9.0

GeoVision GV-VMS V20 WebCam Server Login stack overflow vulnerability

CVSS Score

9.0

EPSS Score

0.0%

EPSS Percentile

0th

A stack overflow vulnerability exists in the WebCam Server Login functionality of GeoVision GV-VMS V20 20.0.2. A specially crafted HTTP request can lead to an arbitrary code execution. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.

CWE	CWE-787
Vendor	geovision inc.
Product	gv-vms v20.0.2
Published	May 4, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

GeoVision Inc. / GV-VMS V20.0.2

20.0.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

geovision.com.tw: https://www.geovision.com.tw/cyber_security.php talosintelligence.com: https://talosintelligence.com/vulnerability_reports/

Credits

Philippe Laulheret of Cisco Talos. Kelly Patterson of Cisco Talos. Martin Zeiser of Cisco Talos.