{"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-2026-82121","cwes":["CWE-346"],"description":"Origin Validation Error 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":0.10629,"score":0.00205},"exploits":[],"kev":null,"metrics":[{"score":7.5,"severity":"high","source":"CNA: Hitachi","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}],"modifiedAt":1793804206188,"publishedAt":1793093841507,"references":[{"source":"CNA: Hitachi","tags":["vendor-advisory"],"url":"https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-145/index.html"}],"remediation":[],"revision":"27be292094f39bce9e7a87d33e5b4e782963a55d9add8e435051af80eb5a456f","sources":[{"modifiedAt":1793804206188,"name":"CNA: Hitachi","retrievedAt":1793805057706,"url":"https://www.cve.org/CVERecord?id=CVE-2026-82121"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793805082489,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-82121"}],"ssvc":{"assessedAt":1793804040794,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Origin Validation Error Vulnerability in HiRDB","updatedAt":1793805082489}