{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-69185","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-08-03T16:00:23.482Z","datePublished":"2026-08-03T19:09:10.073Z","dateUpdated":"2026-08-03T20:31:54.428Z"},"containers":{"cna":{"title":"Socket.IO: Zero-attachment Memory Exhaustion","problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20: Improper Input Validation","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-754","lang":"en","description":"CWE-754: Improper Check for Unusual or Exceptional Conditions","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/socketio/socket.io/security/advisories/GHSA-2m8v-j782-fhvr","tags":["x_refsource_CONFIRM"],"url":"https://github.com/socketio/socket.io/security/advisories/GHSA-2m8v-j782-fhvr"},{"name":"https://github.com/socketio/socket.io/commit/7c6ef571a00656718e9e05e3b948fd1758b2a7b4","tags":["x_refsource_MISC"],"url":"https://github.com/socketio/socket.io/commit/7c6ef571a00656718e9e05e3b948fd1758b2a7b4"},{"name":"https://github.com/socketio/socket.io/commit/9c6323e5cde41bd75df3379b5fc9293664a5f240","tags":["x_refsource_MISC"],"url":"https://github.com/socketio/socket.io/commit/9c6323e5cde41bd75df3379b5fc9293664a5f240"},{"name":"https://github.com/socketio/socket.io/commit/ced94ffa3ac020a8f3c14eb98a3bf34acb14d291","tags":["x_refsource_MISC"],"url":"https://github.com/socketio/socket.io/commit/ced94ffa3ac020a8f3c14eb98a3bf34acb14d291"}],"affected":[{"vendor":"socketio","product":"socket.io","versions":[{"version":"< 3.3.6","status":"affected"},{"version":">= 3.4.0, < 3.4.5","status":"affected"},{"version":">= 4.0.0, < 4.2.7","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-08-03T19:09:10.073Z"},"descriptions":[{"lang":"en","value":"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."}],"source":{"advisory":"GHSA-2m8v-j782-fhvr","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-03T20:31:42.760361Z","id":"CVE-2026-69185","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-03T20:31:54.428Z"}}]}}