{"schema_version":1,"title":"Socket.IO vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in Socket.IO: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-102600, was published on 29 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.","url":"https://junglewise.ai/threats/vendors/socket-io","json_url":"https://junglewise.ai/threats/vendors/socket-io.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/socket-io","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","thin":true,"counts":{"high":3,"all_time":5,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":1,"last_365_days":3},"latest":[{"cve":"CVE-2026-102600","cvss":7.5,"epss":0.0037,"slug":"cve-2026-102600-socket-io-enables-bidirectional-and-low-latency-communication","title":"Socket.IO cluster-engine prototype pollution denial of service","severity":"high","exploited":false,"published_at":"2026-09-29T16:17:06.18+00:00","url":"https://junglewise.ai/threats/cve-2026-102600-socket-io-enables-bidirectional-and-low-latency-communication"},{"cve":"CVE-2026-69185","cvss":7.5,"epss":0.0063,"slug":"cve-2026-69185-socket-io-socket-io-parser-memory-exhaustion-via-binary","title":"Socket.IO socket.io-parser memory exhaustion via binary attachments","severity":"high","exploited":false,"published_at":"2026-08-03T20:17:29.797+00:00","url":"https://junglewise.ai/threats/cve-2026-69185-socket-io-socket-io-parser-memory-exhaustion-via-binary"},{"cve":"CVE-2026-33151","cvss":4,"epss":0.0063,"slug":"cve-2026-33151-socket-io-denial-of-service-via-unbounded-binary-attachments","title":"Socket.IO denial of service via unbounded binary attachments","severity":"medium","exploited":false,"published_at":"2026-03-18T17:26:14+00:00","url":"https://junglewise.ai/threats/cve-2026-33151-socket-io-denial-of-service-via-unbounded-binary-attachments"},{"cve":"CVE-2024-38355","cvss":7.3,"epss":0.0081,"slug":"cve-2024-38355-socket-io-denial-of-service-via-unhandled-error-event","title":"socket.io has an unhandled 'error' event","severity":"high","exploited":false,"published_at":"2024-06-19T15:04:41+00:00","url":"https://junglewise.ai/threats/cve-2024-38355-socket-io-denial-of-service-via-unhandled-error-event"},{"cve":"CVE-2022-21676","cvss":3.1,"slug":"cve-2022-21676-socket-io-engine-io-denial-of-service-via-uncaught-exception","title":"Socket.io engine.io denial of service via uncaught exception","severity":"low","exploited":false,"published_at":"2022-01-13T16:14:17+00:00","url":"https://junglewise.ai/threats/cve-2022-21676-socket-io-engine-io-denial-of-service-via-uncaught-exception"}],"vendor":{"hub":true,"name":"Socket.IO","slug":"socket-io","description":"Real-time communication library for bidirectional communication between web clients and servers.","url":"https://junglewise.ai/threats/vendors/socket-io"},"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2026-69185","cvss":7.5,"epss":0.0063,"slug":"cve-2026-69185-socket-io-socket-io-parser-memory-exhaustion-via-binary","title":"Socket.IO socket.io-parser memory exhaustion via binary attachments","severity":"high","exploited":false,"published_at":"2026-08-03T20:17:29.797+00:00","url":"https://junglewise.ai/threats/cve-2026-69185-socket-io-socket-io-parser-memory-exhaustion-via-binary"},{"cve":"CVE-2026-102600","cvss":7.5,"epss":0.0037,"slug":"cve-2026-102600-socket-io-enables-bidirectional-and-low-latency-communication","title":"Socket.IO cluster-engine prototype pollution denial of service","severity":"high","exploited":false,"published_at":"2026-09-29T16:17:06.18+00:00","url":"https://junglewise.ai/threats/cve-2026-102600-socket-io-enables-bidirectional-and-low-latency-communication"},{"cve":"CVE-2024-38355","cvss":7.3,"epss":0.0081,"slug":"cve-2024-38355-socket-io-denial-of-service-via-unhandled-error-event","title":"socket.io has an unhandled 'error' event","severity":"high","exploited":false,"published_at":"2024-06-19T15:04:41+00:00","url":"https://junglewise.ai/threats/cve-2024-38355-socket-io-denial-of-service-via-unhandled-error-event"},{"cve":"CVE-2026-33151","cvss":4,"epss":0.0063,"slug":"cve-2026-33151-socket-io-denial-of-service-via-unbounded-binary-attachments","title":"Socket.IO denial of service via unbounded binary attachments","severity":"medium","exploited":false,"published_at":"2026-03-18T17:26:14+00:00","url":"https://junglewise.ai/threats/cve-2026-33151-socket-io-denial-of-service-via-unbounded-binary-attachments"},{"cve":"CVE-2022-21676","cvss":3.1,"slug":"cve-2022-21676-socket-io-engine-io-denial-of-service-via-uncaught-exception","title":"Socket.io engine.io denial of service via uncaught exception","severity":"low","exploited":false,"published_at":"2022-01-13T16:14:17+00:00","url":"https://junglewise.ai/threats/cve-2022-21676-socket-io-engine-io-denial-of-service-via-uncaught-exception"}],"generated_at":"2026-11-09T03:07:00.176479+00:00","technologies":[]}