---
cve: "CVE-2026-58289"
severity: "CRITICAL"
cvss: 9.0
epss: "1.8%"
vendor: "Microsoft"
kev: false
exploited: false
published: "2026-07-03 21:17:03"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-06T19:24:04+02:00"
---

# CVE-2026-58289

> 9.0 CRITICAL

## Beschreibung

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
```

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

## Exploit-Evidenz

- [EDB-52632 — Microsoft Edge 150.0.4078.48 - RCE](https://www.exploit-db.com/exploits/52632)

## Referenzen

- <https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58289>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-58289) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_