---
cve: "CVE-2026-91003"
severity: "CRITICAL"
cvss: 9.4
epss: "0.5%"
vendor: "D-Link"
kev: false
exploited: false
published: "2026-09-15 06:17:01"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T17:21:54+02:00"
---

# CVE-2026-91003

> 9.4 CRITICAL · 🧪 PoC

## Beschreibung

A flaw has been found in D-Link DI-8300 16.07. The affected element is the function rzgl_asp of the file /rzgl.asp of the component CGI Service. This manipulation of the argument redirct_url causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

## CVSS-Vektor

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

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

## Referenzen

- <https://vuldb.com/vuln/403586>
- <https://vuldb.com/vuln/403586/cti>
- <https://vuldb.com/cve/CVE-2026-91003>
- <https://vuldb.com/submit/932002>
- <https://github.com/Vivi-Xray/Xray-s-cve-/blob/main/rzgl/rzgl_asp.md>
- <https://github.com/Vivi-Xray/Xray-s-cve-/blob/main/rzgl/rzgl_asp.py>
- <https://www.dlink.com/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-91003) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_