{"id":"CVE-2026-113873","aliases":["EUVD-2026-108273","GHSA-36fr-h72x-63ph"],"status":"published","title":"SmileCDR HAPI FHIR improper data decompression","description":"SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated attacker to send compressed payloads that exhaust server heap or crash certain services when decompressed.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00522,"percentile":0.44802,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-409"],"published":"2026-10-22T17:57:52Z","modified":"2026-11-06T17:44:42Z","products":[{"vendor":"smilecdr","product":"hapi fhir"}],"references":[{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-294-01.json","tags":["third-party-advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-113873","tags":["vdb-entry"]},{"url":"https://abhinavagarwal07.github.io/posts/hapi-fhir-authorization-findings/","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113873"},{"url":"https://abhinavagarwal07.github.io/posts/hapi-fhir-authorization-findings"},{"url":"https://github.com/advisories/GHSA-36fr-h72x-63ph"}],"sources":{"cve":[{"id":"CVE-2026-113873","title":"SmileCDR HAPI FHIR improper data decompression","description":"SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated attacker to send compressed payloads that exhaust server heap or crash certain services when decompressed.","status":"published","published":"2026-10-22T17:57:52.475Z","modified":"2026-11-06T17:44:42.739Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-409"],"updated_at":"2026-11-06T18:59:07.714367Z"}],"euvd":[{"id":"EUVD-2026-108273","description":"SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated attacker to send compressed payloads that exhaust server heap or crash certain services when decompressed.","status":"published","published":"2026-10-22T17:57:52Z","modified":"2026-11-06T17:44:42Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-06T19:05:53.354277Z"}],"ghsa":[{"id":"GHSA-36fr-h72x-63ph","title":"SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated...","description":"SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated attacker to send compressed payloads that exhaust server heap or crash certain services when decompressed.","status":"published","published":"2026-10-22T18:39:33Z","modified":"2026-10-23T21:35:49Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-409"],"updated_at":"2026-11-02T15:14:20.706608Z"}],"nvd":[{"id":"CVE-2026-113873","description":"SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated attacker to send compressed payloads that exhaust server heap or crash certain services when decompressed.","status":"published","published":"2026-10-22T18:17:27.077Z","modified":"2026-11-06T18:17:50.243Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-409"],"updated_at":"2026-11-06T20:01:14.854606Z"}]}}