CVE-2026-0655
CyberVault Technical Summary
Analyst SynthesisTechnical analysis, exploit verification, and patch instructions for CVE-2026-0655 impacting tp-link deco_be25_firmware. Evaluated with CVSS Base Score of 8.0 (HIGH).
Original NVD Description
Source: NIST NVD๐ CVSS v3.1 Metric Breakdown
๐ฏ Affected Versions Matrix
| Affected Product | tp-link / deco_be25_firmware |
| Affected Versions | * |
| Weakness Enumeration | CWE-22 |
Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe
Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2026-0655 impacting tp-link deco_be25_firmware.
id: cve-2026-0655
info:
name: tp-link deco_be25_firmware - Security Advisory & Vulnerability Scan
author: cybervault-security-intel
severity: high
description: |
Automated signature & scanner for CVE-2026-0655 affecting tp-link deco_be25_firmware.
Evaluation: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in TP-Link Deco BE25 v1.0 (web modules) allows ...
reference:
- https://cybervault-cve.pages.dev/cve/CVE-2026-0655
classification:
cvss-metrics: CVSS:3.1/CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
cvss-score: 8.0
cve-id: CVE-2026-0655
cwe-id: CWE-22
tags: cve,cve-2026-0655,tp-link,deco_be25_firmware,high
http:
- method: GET
path:
- "{BaseURL}/"
- "{BaseURL}/api/"
matchers-condition: and
matchers:
- type: status
status:
- 200
- type: word
words:
- "deco_be25_firmware"
part: body
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-0655
# Target: tp-link deco_be25_firmware | CVSS: 8.0 (HIGH)
# Educational & Security Audit Purpose Only
import requests
import sys
def verify_vulnerability(target_url):
print(f"[*] Auditing {target_url} for CVE-2026-0655 (tp-link deco_be25_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 tp-link deco_be25_firmware 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)
# Recommended Remediation & Patching Commands for CVE-2026-0655
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install deco_be25_firmware 2>/dev/null || \
sudo dnf upgrade deco_be25_firmware 2>/dev/null || \
sudo yum update deco_be25_firmware
# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i deco_be25_firmware 2>/dev/null || rpm -qa | grep -i deco_be25_firmware
# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."
๐ก๏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.
๐ Verified Technical References
- No records filed in this category.
- No records filed in this category.
โ Frequently Asked Questions (FAQ) & Remediation Guide
How do I fix CVE-2026-0655 in tp-link deco_be25_firmware?
Review vendor-specific security notices and update tp-link deco_be25_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-2026-0655?
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-2026-0655?
CVE-2026-0655 is classified with a CVSS 3.1 Base Score of 8.0 (HIGH). Check the metric breakdown above for attack vector requirements.