---
cve: "CVE-2026-86299"
severity: "CRITICAL"
cvss: 9.9
epss: "70.4%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2026-09-07 12:17:21"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T04:58:11+02:00"
---

# CVE-2026-86299

> 9.9 CRITICAL

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://github.com/limou89/somevul/blob/main/Linksys_RE7000_v2_PingTest_Command_Injection.md>
- <https://vuldb.com/cve/CVE-2026-86299>
- <https://vuldb.com/submit/906547>
- <https://vuldb.com/vuln/399463>
- <https://vuldb.com/vuln/399463/cti>
- <https://www.linksys.com/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-86299) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_