{"cve":"CVE-2023-32695","nvd":{"published":"2023-05-27T16:15:09.433","modified":"2026-06-17T05:59:24.620","status":"Modified","description":"socket.io parser is a socket.io encoder and decoder written in JavaScript complying with version 5 of socket.io-protocol. A specially crafted Socket.IO packet can trigger an uncaught exception on the Socket.IO server, thus killing the Node.js process. A patch has been released in version 4.2.3.","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-754","CWE-20"],"references":["https://github.com/socketio/socket.io-parser/commit/2dc3c92622dad113b8676be06f23b1ed46b02ced","https://github.com/socketio/socket.io-parser/commit/3b78117bf6ba7e99d7a5cfc1ba54d0477554a7f3","https://github.com/socketio/socket.io-parser/releases/tag/4.2.3","https://github.com/socketio/socket.io-parser/security/advisories/GHSA-cqmj-92xf-r6r9","https://github.com/socketio/socket.io-parser/commit/2dc3c92622dad113b8676be06f23b1ed46b02ced"],"products":["socket:socket.io-parser"],"source":"nvd","synced_at":"2026-10-19T21:38:24.161619714+00:00"},"epss":{"cve":"CVE-2023-32695","score":0.01059,"percentile":0.64545,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-cqmj-92xf-r6r9","url":"https://osv.dev/vulnerability/GHSA-cqmj-92xf-r6r9","summary":"Insufficient validation when decoding a Socket.IO packet","modified":"2024-11-18T16:26:29Z","packages":[{"ecosystem":"npm","name":"socket.io-parser","purl":"pkg:npm/socket.io-parser","ranges":[">=4.0.4 <4.2.3"],"fixed":["4.2.3"]},{"ecosystem":"npm","name":"socket.io-parser","purl":"pkg:npm/socket.io-parser","ranges":[">=3.4.0 <3.4.3"],"fixed":["3.4.3"]},{"ecosystem":"npm","name":"socket.io-parser","purl":"pkg:npm/socket.io-parser","ranges":["<3.3.4"],"fixed":["3.3.4"]}]}],"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."]}