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curl: MQTT CONNACK Packet Type Bypass leads to RCE via Malicious Broker

🗓️ 04 May 2026 13:51:28Reported by orelbn7Type 
hackerone
 hackerone
🔗 hackerone.com👁 19 Views

MQTT CONNACK check bypass in curl 8.20.1 enables remote code execution from a malicious broker.

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05 May 2026 08:23Current
6.3Medium risk
Vulners AI Score6.3
19