CVE-2026-82121: HiRDB · Origin Validation Error Vulnerability
Source GCVE Database
Not known to be exploited · CVSS 7.5 High : upgrade to 10-12-01 soon.
Data as of 27 Oct 2026, 13:41 UTC
- Patch
- Available – fixed in 10-12-01
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 27 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade HiRDB Server Version 10 to 10-12-01.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| HitachiHiRDB Server Version 10 | Affected
| Fixed in
|
| HitachiHiRDB Server Version 9 | Affected
| Fixed in– |
| HitachiHiRDB Server with Additional Function Version 9 | Affected
| Fixed in– |
| HitachiHiRDB Server Version 9(32) | Affected
| Fixed in– |
| HitachiHiRDB Server with Additional Function Version 9(32) | Affected
| Fixed in– |
AI-suggested
No specific mitigation steps are documented in the available data.
Description
CVE-2026-82121 is a high-severity vulnerability in HiRDB Server versions 9 and 10 involving an origin validation error. This flaw affects multiple versions of HiRDB Server and HiRDB Server with Additional Function, potentially allowing an attacker to exploit the origin validation weakness. The vulnerability has a CVSS score of 7.5, indicating a network attack vector with no required privileges or user interaction, and it impacts confidentiality. No public exploits or patches are currently documented.