---
cve: "CVE-2026-76853"
severity: "HIGH"
cvss: 7.2
epss: "0.2%"
vendor: "Netcore"
kev: false
exploited: false
published: "2026-09-15 22:16:59"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T08:46:25+02:00"
---

# CVE-2026-76853

> 7.2 HIGH · 🧪 PoC

## Beschreibung

Netcore NR268 firmware version 1.7.121109 contains a security check bypass vulnerability in the parame_put_file.cgi restore archive prefix validation. Attackers can exploit the flawed prefix check in put_parame_file_cgi.c to bypass restricted restore archive handling.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr268-restore-bypass.md>
- <https://www.vulncheck.com/advisories/netcore-nr268-1.7.121109-security-check-bypass-in-parame-put-file-cgi>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-76853) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_