CVE-2026-8686

creationtimestamp| type| source ---|---|--- 2026-05-16 13:03:16+00:00| seen| https://bsky.app/profile/thehackerwire.bsky.social/post/3mlxvqfdpmi2w...

CVE-2026-8686 DoS from MQTT v5.0 Deserialization Fault in core MQTT

Missing bounds validation in the MQTT v5.0 property parser in coreMQTT before 5.0.1 allows an MQTT broker to cause a denial of service by sending a crafted packet. To remediate this issue, users should upgrade to v5.0.1...