{"api_version":"1","generated_at":"2026-07-23T13:26:26+00:00","cve":"CVE-2022-45493","urls":{"html":"https://cve.report/CVE-2022-45493","api":"https://cve.report/api/cve/CVE-2022-45493.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-45493","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-45493"},"summary":{"title":"CVE-2022-45493","description":"Buffer overflow vulnerability in function json_parse_key in sheredom json.h before commit 0825301a07cbf51653882bf2b153cc81fdadf41 (November 14, 2022) allows attackers to code arbitrary code and gain escalated privileges.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2023-02-03 21:15:00","updated_at":"2023-02-09 18:35:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://github.com/hyrathon/trophies/security/advisories/GHSA-r2mm-2f4c-6243","name":"https://github.com/hyrathon/trophies/security/advisories/GHSA-r2mm-2f4c-6243","refsource":"MISC","tags":[],"title":"Heap Overflow in json.h(json_parse_key()) · Advisory · hyrathon/trophies · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-45493","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-45493","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"45493","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"json.h_project","cpe5":"json.h","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2022-45493","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Buffer overflow vulnerability in function json_parse_key in sheredom json.h before commit 0825301a07cbf51653882bf2b153cc81fdadf41 (November 14, 2022) allows attackers to code arbitrary code and gain escalated privileges."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://github.com/hyrathon/trophies/security/advisories/GHSA-r2mm-2f4c-6243","url":"https://github.com/hyrathon/trophies/security/advisories/GHSA-r2mm-2f4c-6243"}]}},"nvd":{"publishedDate":"2023-02-03 21:15:00","lastModifiedDate":"2023-02-09 18:35:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:json.h_project:json.h:*:*:*:*:*:*:*:*","versionEndExcluding":"2022-11-14","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}