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  4. CVE 2026 86299 linksys re7000 pingtest jsoncgi
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Back to active CVEs
Critical · CVSS 9.9CVE-2026-86299

Linksys RE7000 PingTest json.cgi platform_event_pingTest os command injectionCVE-2026-86299

Answer in brief

CVE-2026-86299 records a Critical severity (CVSS 9.9) vulnerability in Linksys RE7000 PingTest json.cgi platform_event_pingTest os command injection. The current sources do not mark it as known exploited. The current feed maps Linksys/RE7000 (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 7, 2026Updated Sep 11, 2026Source checked Oct 25, 2026First seen by HOL Sep 7, 2026Material review Sep 11, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.9
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 9.9. 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 Linksys/RE7000 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linksys/RE7000generic2.0.15Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linksys/RE7000.
  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 7, 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 7, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencelinksys.com
Upstream source description

A vulnerability was detected in Linksys RE7000 2.0.15. This affects the function platform_event_pingTest of the file /cgi-bin/json.cgi?PingTest of the component PingTest Handler. The manipulation of the argument pingTestIp/pingTestPktSize/pingTestTimes results in os command injection. The attack can be launched remotely. The exploit is now public and may be used.

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
6 linked sources
Open source record