MEDIUM CVSS 5.0
Published: 2026-04-14

CVE-2026-2401

schneider-electric powerchute_serial_shutdown Security Advisory (CVE-2026-2401)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2026-2401?
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-2401 impacting schneider-electric powerchute_serial_shutdown. Evaluated with CVSS Base Score of 5.0 (MEDIUM).

Original NVD Description

Source: NIST NVD
CWE-532 Insertion of Sensitive Information into Log File vulnerability exists that could cause confidential information to be exposed when a Web Admin user executes a malicious file provided by an attacker.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
Low (PR:L)
Standard user access required
User Interaction
Required (UI:R)
User must click or open resource
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
High (C:H)
Total information disclosure
Integrity
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product schneider-electric / powerchute_serial_shutdown
Affected Versions *
Weakness Enumeration CWE-532

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-2026-2401 impacting schneider-electric powerchute_serial_shutdown.

⚡ Nuclei Detection Template (YAML) cve-2026-2401.yaml
id: cve-2026-2401

info:
  name: schneider-electric powerchute_serial_shutdown - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2026-2401 affecting schneider-electric powerchute_serial_shutdown.
    Evaluation: CWE-532 Insertion of Sensitive Information into Log File vulnerability exists that could cause  confidential information to be exposed when a Web Admi...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-2401
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
    cvss-score: 5.0
    cve-id: CVE-2026-2401
    cwe-id: CWE-532
  tags: cve,cve-2026-2401,schneider-electric,powerchute_serial_shutdow,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "powerchute_serial_shutdown"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2026-2401.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-2401
# Target: schneider-electric powerchute_serial_shutdown | CVSS: 5.0 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-2401 (schneider-electric powerchute_serial_shutdown)...")
    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 schneider-electric powerchute_serial_shutdown scope (*).")
        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)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2026-2401.sh
# Recommended Remediation & Patching Commands for CVE-2026-2401
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install powerchute_serial_shutdow 2>/dev/null || \
sudo dnf upgrade powerchute_serial_shutdow 2>/dev/null || \
sudo yum update powerchute_serial_shutdow

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

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

🛡️ 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.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

🔗 Verified Technical References

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2026-2401 in schneider-electric powerchute_serial_shutdown?

Review vendor-specific security notices and update schneider-electric powerchute_serial_shutdown 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-2026-2401?

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-2026-2401?

CVE-2026-2401 is classified with a CVSS 3.1 Base Score of 5.0 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.0
MEDIUM SEVERITY
CVE ID CVE-2026-2401
Weakness CWE-532
Vendor schneider-electric
Product powerchute_serial_shutdown
Published 2026-04-14
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N