---
cve: "CVE-2026-84357"
severity: "MEDIUM"
cvss: 6.5
epss: "3.7%"
vendor: "Google"
kev: false
exploited: false
published: "2026-09-02 00:18:29"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-03T08:19:26+02:00"
---

# CVE-2026-84357

> 6.5 MEDIUM

## Beschreibung

Improper input validation in Omnibox in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: High)

## CVSS-Vektor

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

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

## Referenzen

- <https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html>
- <https://issues.chromium.org/issues/523208474>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-84357) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_