High · CVSS 7.7CVE-2026-17176

OS Command Injection Vulnerability in Deco Devices

Answer in brief

CVE-2026-17176 records a High severity (CVSS 7.7) vulnerability in OS Command Injection Vulnerability in Deco Devices. The current sources do not mark it as known exploited. The current feed maps TP-Link Systems Inc./Deco BE11000 V2 (generic), TP-Link Systems Inc./Deco M9 Plus V2 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 10, 2026Updated Oct 1, 2026Source checked Oct 1, 2026First seen by HOL Sep 10, 2026Material review Oct 1, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 7.7
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Available

Why this deserves its current priority

CVSS is 7.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps TP-Link Systems Inc./Deco BE11000 V2 (generic), TP-Link Systems Inc./Deco M9 Plus V2 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
TP-Link Systems Inc./Deco BE11000 V2generic	>=0 <1.3.5 Build 26071712	1.3.5 Build 26071712, 1.3.5
TP-Link Systems Inc./Deco M9 Plus V2generic	>=0 <1.9.2 Build 20260818	1.9.2 Build 20260818, 1.9.2

Recommended response

Check inventory. Check lockfiles and deployed manifests for TP-Link Systems Inc./Deco BE11000 V2, TP-Link Systems Inc./Deco M9 Plus V2.
Review the reported fix. Update TP-Link Systems Inc./Deco BE11000 V2 to 1.3.5 Build 26071712; TP-Link Systems Inc./Deco M9 Plus V2 to 1.9.2 Build 20260818 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 10, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 1, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 10, 2026

Sources and claim methodology

Upstream source description

An OS command injection vulnerability in the TDDP module of Deco BE11000 and Deco M9 Plus allows an adjacent network attacker to execute arbitrary commands with root privileges by sending a crafted UDP packet. Successful exploitation may lead to complete device compromise, including unauthorized command execution, modification of device settings, and loss of confidentiality, integrity, and availability

Quoted source text, attributed separately from HOL analysis.