CRITICAL CVSS 9.8
Published: 2026-04-24

CVE-2026-40630

senselive x3500_firmware Security Advisory (CVE-2026-40630)
โ†— Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-40630 impacting senselive x3500_firmware. Evaluated with CVSS Base Score of 9.8 (CRITICAL).

Original NVD Description

Source: NIST NVD
A vulnerability inย  SenseLive X3050โ€™s web management interface allows unauthorized access to certain configuration endpoints due to improper access control enforcement. An attacker with network access to the device may be able to bypass the intended authentication mechanism and directly interact with sensitive configuration functions.

๐Ÿ“Š CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
High (C:H)
Total information disclosure
Integrity
High (I:H)
Total modification of target system
Availability
High (A:H)
Total denial of service or shutdown

๐ŸŽฏ Affected Versions Matrix

Affected Product senselive / x3500_firmware
Affected Versions 1.523
Weakness Enumeration CWE-288

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2026-40630 impacting senselive x3500_firmware.

โšก Nuclei Detection Template (YAML) cve-2026-40630.yaml
id: cve-2026-40630

info:
  name: senselive x3500_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: critical
  description: |
    Automated signature & scanner for CVE-2026-40630 affecting senselive x3500_firmware.
    Evaluation: A vulnerability inย 
SenseLive 

X3050โ€™s web management interface allows unauthorized access to certain configuration endpoints due to improper access ...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-40630
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2026-40630
    cwe-id: CWE-288
  tags: cve,cve-2026-40630,senselive,x3500_firmware,critical

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "x3500_firmware"
        part: body
๐Ÿ PoC Exploit & Verification Probe (Python 3) poc_cve-2026-40630.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-40630
# Target: senselive x3500_firmware | CVSS: 9.8 (CRITICAL)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-40630 (senselive x3500_firmware)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against senselive x3500_firmware scope (1.523).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
๐Ÿ›ก๏ธ Quick Patch & Remediation Script (Bash) patch_cve-2026-40630.sh
# Recommended Remediation & Patching Commands for CVE-2026-40630
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install x3500_firmware 2>/dev/null || \
sudo dnf upgrade x3500_firmware 2>/dev/null || \
sudo yum update x3500_firmware

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i x3500_firmware 2>/dev/null || rpm -qa | grep -i x3500_firmware

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

๐Ÿ›ก๏ธ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
โš ๏ธ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

โ“ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2026-40630 in senselive x3500_firmware?

Review vendor-specific security notices and update senselive x3500_firmware packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2026-40630?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2026-40630?

CVE-2026-40630 is classified with a CVSS 3.1 Base Score of 9.8 (CRITICAL). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
9.8
CRITICAL SEVERITY
CVE ID CVE-2026-40630
Weakness CWE-288
Vendor senselive
Product x3500_firmware
Published 2026-04-24
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H