A vulnerability marked as critical has been reported in Google Chrome on macOS. Affected is an unknown function of the component WebUSB. The manipulation leads to use after free.
This vulnerability is referenced as CVE-2026-13778. Remote exploitation of the attack is possible. No exploit is available.
It is suggested to upgrade the affected component.
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CVE-2026-13778 | Google Chrome up to 149.0.7827.201 on macOS WebUSB use after free (ID 513167)
A vulnerability marked as critical has been reported in Google Chrome on macOS. Affected is an unknown function of the component WebUSB. The manipulation leads to use after free. This vulnerability is referenced as CVE-2026-13778. Remote…
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CVE-2026-13778
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title: Detect Exploitation - CVE-2026-13778 | Google Chrome up to 149.0.7827.201 on macOS WebUSB use after free (ID 513167)
id: c0d7d130-64fb-41e9-b167-13fb9a18d40a
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_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2026-13778 | Google Chrome" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: LOCAL
LOCALIZED
Perimeter & Ingress
Geringes Risiko
Lateral Pivot & AD
GEFÄHRDET (80%)
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-2026-13778 | Google Chrome up to 149.... 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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