{"vulnerability": "CVE-2021-42697", "sightings": [{"uuid": "b41d0c83-ce4a-41e5-af4b-bf6735847343", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-42697", "type": "seen", "source": "https://t.me/cibsecurity/31672", "content": "\u203c CVE-2021-42697 \u203c\n\nAkka HTTP 10.1.x and 10.2.x before 10.2.7 can encounter stack exhaustion while parsing HTTP headers, which allows a remote attacker to conduct a Denial of Service attack by sending a User-Agent header with deeply nested comments.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-11-03T01:23:11.000000Z"}, {"uuid": "b7e4929a-59bf-48d3-84bb-3d2a29c173d2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-42697", "type": "published-proof-of-concept", "source": "Telegram/ZCdi5I9p-Xc5z40_zki51FeiOFO_jVkkH_bDL_VUI_TujH0", "content": "", "creation_timestamp": "2026-09-23T00:00:11.774762Z"}, {"uuid": "da019454-1559-4df5-8da0-48185611754b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-42697", "type": "seen", "source": "Telegram/ZCdi5I9p-Xc5z40_zki51FeiOFO_jVkkH_bDL_VUI_TujH0", "content": "", "creation_timestamp": "2026-09-22T07:00:11.155562Z"}]}