{"uuid": "44d91974-7ac2-449f-b12f-fbdb62fe013f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-42854", "type": "seen", "source": "https://bsky.app/profile/offseq.bsky.social/post/3mlpcre43d72l", "content": "CRITICAL stack buffer overflow found in arduino-esp32 (<3.3.8) \u2014 attackers can trigger device crash or RCE via HTTP multipart boundary. Upgrade to 3.3.8 now. https://radar.offseq.com/threat/cve-2026-42854-cwe-121-stack-based-buffer-overflow-caa5555e #OffSeq #IoTSecurity #CVE202642854", "creation_timestamp": "2026-05-13T03:00:30.504482Z"}