A vulnerability was found in home-assistant core. It has been declared as problematic. The affected element is an unknown function. Executing a manipulation can lead to cross site scripting.
This vulnerability is tracked as CVE-2026-33044. The attack can be launched remotely. No exploit exists.
It is recommended to upgrade the affected component.
Intelligence View
⚡ tsecurity.de Intelligence
CVE-2026-33044 | home-assistant core prior 2026.01 cross site scripting (GHSA-r584-6283-p7xc / EUVD-2026-16774)
A vulnerability was found in home-assistant core. It has been declared as problematic. The affected element is an unknown function. Executing a manipulation can lead to cross site scripting. This vulnerability is tracked as…
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IoC Intelligence (1 Indikatoren)
CVE-2026-33044
IR-PLAYBOOK-VULN-REMEDIATION
MEDIUMSOC Incident Playbook: Vulnerability Remediation & Verification
1-Click Detection Engineering: Sigma & YARA Rules
SOC Readytitle: Detect Exploitation - CVE-2026-33044 | home-assistant core prior 2026.01 cross site scripting (GHSA-r584-6283-p7xc / EUVD-2026-16774)
id: ba8d5c27-4d78-43df-87c7-9bdb6b2deb60
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-2026-33044 | home-assistan" ascii wide
condition:
any of them
}Infrastructure Blast Radius & Exposure
LOCALIZEDPerimeter & External Ingress
GEFÄHRDET (85%)
Lateral Movement & Pivot
Geringes Risiko
Data Stores & Crown Jewels
Geringes Risiko
Supply Chain & Cascading Reach
Geringes Risiko
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2026-33044 | home-assistant core pri.... 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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