{"api_version":"1","generated_at":"2026-09-24T21:58:42+00:00","cve":"CVE-2026-88358","urls":{"html":"https://cve.report/CVE-2026-88358","api":"https://cve.report/api/cve/CVE-2026-88358.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-88358","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-88358"},"summary":{"title":"CVE-2026-88358","description":"simdjson 4.6.1 contains a one-byte out-of-bounds read vulnerability in dom::parser::parse_unpadded(). A specially crafted truncated JSON document whose final structural token closes a nested array or object can cause json_iterator::walk_document() to access buf[len] after the input buffer has been exhausted. This results in a heap out-of-bounds read and may cause application termination, leading to denial of service.","state":"PUBLISHED","assigner":"mitre","published_at":"2026-09-24 16:17:13","updated_at":"2026-09-24 21:08:22"},"problem_types":["n/a"],"metrics":[],"references":[{"url":"https://github.com/simdjson/simdjson/issues/2815","name":"https://github.com/simdjson/simdjson/issues/2815","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/simdjson/simdjson/commit/20b28712ffce8320237b75a587d35a2e89140577","name":"https://github.com/simdjson/simdjson/commit/20b28712ffce8320237b75a587d35a2e89140577","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/simdjson/simdjson/pull/2817","name":"https://github.com/simdjson/simdjson/pull/2817","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-88358","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88358","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"simdjson 4.6.1 contains a one-byte out-of-bounds read vulnerability in dom::parser::parse_unpadded(). A specially crafted truncated JSON document whose final structural token closes a nested array or object can cause json_iterator::walk_document() to access buf[len] after the input buffer has been exhausted. This results in a heap out-of-bounds read and may cause application termination, leading to denial of service."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2026-09-24T15:33:43.408Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"url":"https://github.com/simdjson/simdjson/issues/2815"},{"url":"https://github.com/simdjson/simdjson/pull/2817"},{"url":"https://github.com/simdjson/simdjson/commit/20b28712ffce8320237b75a587d35a2e89140577"}]}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2026-88358","datePublished":"2026-09-24T00:00:00.000Z","dateReserved":"2026-09-10T00:00:00.000Z","dateUpdated":"2026-09-24T15:33:43.408Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-24 16:17:13","lastModifiedDate":"2026-09-24 21:08:22","problem_types":["n/a"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"88358","Ordinal":"1","Title":"CVE-2026-88358","CVE":"CVE-2026-88358","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"88358","Ordinal":"1","NoteData":"simdjson 4.6.1 contains a one-byte out-of-bounds read vulnerability in dom::parser::parse_unpadded(). A specially crafted truncated JSON document whose final structural token closes a nested array or object can cause json_iterator::walk_document() to access buf[len] after the input buffer has been exhausted. This results in a heap out-of-bounds read and may cause application termination, leading to denial of service.","Type":"Description","Title":"CVE-2026-88358"}]}}}