{"vulnerability": "CVE-2026-19534", "sightings": [{"uuid": "18950d43-3e12-4667-9b67-b0310f07e79e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19534", "type": "seen", "source": "https://bsky.app/profile/ulisesgascon.com/post/3muphinqjks2w", "content": "\ud83d\udea8 High-severity security fix in undici (6.28.1, 7.29.1, 8.10.2) just released!\n\nPatches CVE-2026-19534: undici vulnerable to Denial of Service via unrequested WebSocket subprotocol\n\ngithub.com/nodejs/undic...", "creation_timestamp": "2026-09-04T17:11:53.553692Z"}, {"uuid": "50a2846f-d849-44b9-94cc-aab141bb75c7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19534", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3muq35omt4i2o", "content": "\ud83d\udfe0 CVE-2026-19534 - High (7.5)\n\nundici's WebSocket client crashes the whole Node.js process during the opening handshake when a s...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-19534/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-09-04T23:03:38.293821Z"}, {"uuid": "c32aec4d-341a-47b0-ab4b-08b501ab1828", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19534", "type": "seen", "source": "https://bsky.app/profile/termsofsurrender.bsky.social/post/3muq7mu5nkd2f", "content": "Node.js Trips Over a WebSocket and Dies Like a Cheap Bureaucrat\nPANIC 66% | Lag 0.0h | CVE-2026-19534 is a high-severity flaw in undici's WebSocket client that can crash the entire Node.j\n#AfterShockIndex\nREAD MORE", "creation_timestamp": "2026-09-05T00:23:42.083868Z"}]}