---
id: CVE-2026-86299
title: A vulnerability was detected in Linksys RE7000 2.0.15
summary: >-
  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/pingTestPktSiz…
severity: critical
cvss: 9.9
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-77
  - CWE-78
vendor: Linksys
product: RE7000
affected:
  - RE7000 2.0.15
published: '2026-09-07'
updated: '2026-09-11'
sourceUpdated: '2026-09-11T21:17:44.440'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86299'
references:
  - url: >-
      https://github.com/limou89/somevul/blob/main/Linksys_RE7000_v2_PingTest_Command_Injection.md
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86299'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/906547'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399463'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399463/cti'
    label: cna@vuldb.com
  - url: 'https://www.linksys.com/'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-11T20:15:44.006697Z'
epss: 0.01977
epssPercentile: 0.79633
ingestedAt: '2026-09-08T15:33:26.976Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.