A vulnerability labeled as problematic has been found in Microsoft Windows. This issue affects some unknown processing of the file ATBroker.exe of the component Accessibility Infrastructure. Such manipulation leads to information disclosure.
This vulnerability is traded as CVE-2026-25186. An attack has to be approached locally. There is no exploit available.
Applying a patch is advised to resolve this issue.
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CVE-2026-25186 | Microsoft Windows up to Server 2025 Accessibility Infrastructure ATBroker.exe information disclosure
A vulnerability labeled as problematic has been found in Microsoft Windows. This issue affects some unknown processing of the file ATBroker.exe of the component Accessibility Infrastructure. Such manipulation leads to information…
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IoC Intelligence (1 Indikatoren)
CVE-2026-25186
CTI Threat Relationship Graph2 Knoten / 1 Relationen
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title: Detect Exploitation - CVE-2026-25186 | Microsoft Windows up to Server 2025 Accessibility Infrastructure ATBroker.exe information disclosure
id: 27c87cf4-bbb5-4937-ad1d-2aca9dae3773
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-2026-25186 | Microsoft Win" 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-2026-25186 | Microsoft Windows up to.... 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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