{"affected":[{"defaultStatus":"unaffected","product":"HiRDB Server Version 10","source":"CNA: Hitachi","vendor":"Hitachi","versions":[{"changes":[{"at":"10-12-01","status":"unaffected"},{"at":"10-11-02","status":"unaffected"},{"at":"10-08-05","status":"unaffected"}],"lessThan":"10-12-01","status":"affected","version":"10-00","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"HiRDB Server Version 9","source":"CNA: Hitachi","vendor":"Hitachi","versions":[{"lessThanOrEqual":"09-66-22","status":"affected","version":"09-00","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"HiRDB Server with Additional Function Version 9","source":"CNA: Hitachi","vendor":"Hitachi","versions":[{"lessThanOrEqual":"09-66/V","status":"affected","version":"09-00","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"HiRDB Server Version 9(32)","source":"CNA: Hitachi","vendor":"Hitachi","versions":[{"lessThanOrEqual":"09-66-22","status":"affected","version":"09-02","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"HiRDB Server with Additional Function Version 9(32)","source":"CNA: Hitachi","vendor":"Hitachi","versions":[{"lessThanOrEqual":"09-66-/V","status":"affected","version":"09-00","versionType":"custom"}]}],"cveId":"CVE-2026-82120","cwes":["CWE-122"],"description":"Heap-based Buffer Overflow Vulnerability in HiRDB.\n\n\nThis issue affects HiRDB Server Version 10: from 10-00 before 10-12-01; HiRDB Server Version 9: from 09-00 through 09-66-22; HiRDB Server with Additional Function Version 9: from 09-00 through 09-66/V; HiRDB Server Version 9(32): from 09-02 through 09-66-22; HiRDB Server with Additional Function Version 9(32): from 09-00 through 09-66-/V.","epss":{"date":"2026-11-04","percentile":0.30316,"score":0.00363},"exploits":[],"kev":null,"metrics":[{"score":9.8,"severity":"critical","source":"CNA: Hitachi","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1793804193597,"publishedAt":1793093843382,"references":[{"source":"CNA: Hitachi","tags":["vendor-advisory"],"url":"https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-147/index.html"}],"remediation":[],"revision":"27dba1d27a2a26766b0b2bc0bb01bcca4d3b3d459d0f6687ba47d6235ca9940c","sources":[{"modifiedAt":1793804193597,"name":"CNA: Hitachi","retrievedAt":1793805056560,"url":"https://www.cve.org/CVERecord?id=CVE-2026-82120"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793805082659,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-82120"}],"ssvc":{"assessedAt":1793804121809,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Heap-based Buffer Overflow Vulnerability in HiRDB","updatedAt":1793805082659}