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CVE-2026-42370

Geovision Gv-vms Firmware buffer overflow

9.0 CRITICALEPSS 1.00%
  1. Published3 May 2026

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 3.1 breakdown

Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Geovision Gv-vms Firmware< 21.0.0

Remediation

Fixed in
Geovision Gv-vms Firmware≥ 21.0.0

References

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Frequently asked

Is CVE-2026-42370 being actively exploited?

CVE-2026-42370 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.00%.

How severe is CVE-2026-42370?

CVE-2026-42370 has a CVSS 3.1 base score of 9.0, rated critical. EPSS estimates a 1.00% probability of exploitation.

Which products are affected by CVE-2026-42370?

Affected products include Geovision Gv-vms Firmware.

How do I fix CVE-2026-42370?

Upgrade affected software to a fixed version, for example Geovision Gv-vms Firmware 21.0.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-42370 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.