{"cve":"CVE-2026-69185","nvd":{"published":"2026-08-03T20:17:29.797","modified":"2026-10-23T21:10:00.157","status":"Awaiting Analysis","description":"Socket.IO enables bidirectional and low-latency communication for every platform. Prior to 4.2.7, 3.4.5, and 3.3.6, a specially crafted Socket.IO packet can make the server wait for a large number of binary attachments and buffer them, which can be exploited to make the server run out of memory. This vulnerability is fixed in 4.2.7, 3.4.5, and 3.3.6.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20","CWE-754"],"references":["https://github.com/socketio/socket.io/commit/7c6ef571a00656718e9e05e3b948fd1758b2a7b4","https://github.com/socketio/socket.io/commit/9c6323e5cde41bd75df3379b5fc9293664a5f240","https://github.com/socketio/socket.io/commit/ced94ffa3ac020a8f3c14eb98a3bf34acb14d291","https://github.com/socketio/socket.io/security/advisories/GHSA-2m8v-j782-fhvr"],"products":[],"source":"nvd","synced_at":"2026-10-24T16:53:34.184483516+00:00"},"epss":{"cve":"CVE-2026-69185","score":0.0063,"percentile":0.49891,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-2m8v-j782-fhvr","url":"https://osv.dev/vulnerability/GHSA-2m8v-j782-fhvr","summary":"Socket.IO: Zero-attachment Memory Exhaustion","modified":"2026-09-10T03:50:53.268104584Z","packages":[{"ecosystem":"npm","name":"socket.io-parser","purl":"pkg:npm/socket.io-parser","ranges":[">=4.0.0 <4.2.7"],"fixed":["4.2.7"]},{"ecosystem":"npm","name":"socket.io-parser","purl":"pkg:npm/socket.io-parser","ranges":[">=3.4.0 <3.4.5"],"fixed":["3.4.5"]},{"ecosystem":"npm","name":"socket.io-parser","purl":"pkg:npm/socket.io-parser","ranges":["<3.3.6"],"fixed":["3.3.6"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}