Critical severity · published May 4, 2026
CVE-2026-42370
GeoVision GV-VMS V20 WebCam Server Login stack overflow vulnerability
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GV
GV-VMS V20.0.2 · GeoVision Inc.
20.0.2 · source: vendor
GF
Gv-vms Firmware · Geovision
before 21.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42370
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42370
Third Party Advisory
https://talosintelligence.com/vulnerability_reports/
Vendor Advisory
https://www.geovision.com.tw/cyber_security.php
www.talosintelligence.com
https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2369
More from GV-VMS V20.0.2
10.0
CVE-2026-42369
GeoVision GV-VMS V20 WebCam Server stack overflow vulnerability
9.0
CVE-2026-7372
GeoVision GV-VMS V20 WebCam Server Login stack overflow vulnerability