A vulnerability was found in Google Chrome on Windows. It has been rated as critical. This affects an unknown function of the component Installer. Performing a manipulation results in Remote Code Execution.
This vulnerability is cataloged as CVE-2026-11103. It is possible to initiate the attack remotely. There is no exploit available.
Upgrading the affected component is advised.
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CVE-2026-11103 | Google Chrome up to 148.0.7778.216 on Windows Installer Remote Code Execution (ID 500483 / EUVD-2026-34564)
A vulnerability was found in Google Chrome on Windows. It has been rated as critical. This affects an unknown function of the component Installer. Performing a manipulation results in Remote Code Execution. This vulnerability is cataloged…
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IoC Intelligence (1 Indikatoren)
CVE-2026-11103
CTI Threat Relationship Graph4 Knoten / 3 Relationen
IR-PLAYBOOK-RCEHIGH
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SOC Incident Playbook: Remote Code Execution (RCE) Defense
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title: Detect Exploitation - CVE-2026-11103 | Google Chrome up to 148.0.7778.216 on Windows Installer Remote Code Execution (ID 500483 / EUVD-2026-34564)
id: 00ff937b-6cbe-4c7c-82e0-732311b6a497
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_access
- attack.t1190rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2026-11103 | Google Chrome" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: NETWORK
LOCALIZED
Perimeter & Ingress
GEFÄHRDET (75%)
Lateral Pivot & AD
Geringes Risiko
Crown Jewels & DB
Geringes Risiko
Supply Chain Reach
Geringes Risiko
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2026-11103 | Google Chrome up to 148.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
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