{"vulnerability": "cve-2026-8836", "sightings": [{"uuid": "5ddf6bae-98ba-4c06-8983-274f5f8e7970", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-8836", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116596059143630234", "content": "The severity is increased for this new vulnerability affecting lwIP (CVE-2026-8836) https://vuldb.com/vuln/364474", "creation_timestamp": "2026-05-18T14:31:12.392911Z"}, {"uuid": "ecb8ccf2-3c07-4fda-93ef-0b7155919dd3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-8836", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mm5o3g42b62n", "content": "\ud83d\udd34 CVE-2026-8836 - Critical (9.8)\n\nA vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_parse_inbound_frame ...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-8836/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-05-18T20:00:15.266616Z"}, {"uuid": "42306761-6590-4939-9a01-6b8c0f681b26", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-8836", "type": "seen", "source": "https://infosec.exchange/users/offseq/statuses/116598651692801116", "content": "\u26a0\ufe0f CRITICAL: CVE-2026-8836 impacts lwIP \u22642.2.1 with a stack-based buffer overflow in SNMPv3 USM Handler. Remote code execution or DoS possible; patch via commit 0c957ec03054eb6c8205e9c9d1d05d90ada3898c. https://radar.offseq.com/threat/cve-2026-8836-stack-based-buffer-overflow-in-lwip-c51c4dd6 #OffSeq #lwIP #CVE20268836 #Vulnerability", "creation_timestamp": "2026-05-19T01:30:32.173764Z"}]}