Is CVE-2026-40620 actively exploited?

CVE-2026-40620 has no public evidence of in-the-wild exploitation as of 2026-04-28.

What is the CVSS score for CVE-2026-40620?

CVE-2026-40620 has a CVSS score of 9.3 (CRITICAL severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

How do I patch CVE-2026-40620?

Patch guidance is available from senselive security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-40620.

Which products are affected by CVE-2026-40620?

1 product: senselive x3500 firmware.

Fix CVE-2026-40620 - CRITICAL senselive x3500 firmware

Description

A vulnerability in SenseLive X3050’s embedded management service allows full administrative control to be established without any form of authentication or authorization on the SenseLive config application. The service accepts management connections from any reachable host, enabling unrestricted modification of critical configuration parameters, operational modes, and device state through a vendor-supplied or compatible client.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-306 · Missing Authentication

Metadata

Primary Vendor: SENSELIVE
Published: 4/24/2026
Last Modified: 4/28/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2026-40620

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary