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Back to active CVEs
Critical · CVSS 9.1CVE-2026-86151

Tenda CP3 Network Configuration Management system.c sub_2F77E8 os command injectionCVE-2026-86151

Answer in brief

CVE-2026-86151 records a Critical severity (CVSS 9.1) vulnerability in Tenda CP3 Network Configuration Management system.c sub_2F77E8 os command injection. The current sources do not mark it as known exploited. The current feed maps Tenda/CP3 (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 5, 2026Updated Sep 11, 2026Source checked Oct 25, 2026First seen by HOL Sep 5, 2026Material review Sep 11, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.1
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 9.1. 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 Tenda/CP3 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Tenda/CP3generic27.5.57.101Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Tenda/CP3.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Sep 5, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 5, 2026

Sources and claim methodology

  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencetenda.com.cn
Upstream source description

A vulnerability was detected in Tenda CP3 27.5.57.101. The affected element is the function sub_2F77E8 of the file Apis/system.c of the component Network Configuration Management. Performing a manipulation results in os command injection. The attack may be initiated remotely.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Travisun Opptrix Schedule API setup command injectionAlso CWE-77
  • Unitree Robotics Unitree Go2 chat_go gpt_thread.py set_volume os command injectionAlso CWE-78

Record context

Vulnerability class
Command Injection
EPSS
Not reported
CWE IDs
CWE-78, CWE-77
Source
CVE List V5
Source checked
Oct 25, 2026
References
5 linked sources
Open source record