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VulnerabilityPublished

CVE-2026-82121: HiRDB · Origin Validation Error Vulnerability

Source GCVE Database

0
Authoritative record:CVE-2026-82121· High 7.5

Not known to be exploited · CVSS 7.5 High : upgrade to 10-12-01 soon.

Data as of 27 Oct 2026, 13:41 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
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:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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

ProductAffectedFixed in
HitachiHiRDB Server Version 10Affected
  • >=10-00 <10-12-01
Fixed in
  • 10-12-01
HitachiHiRDB Server Version 9Affected
  • >=09-00 <=09-66-22
Fixed in–
HitachiHiRDB Server with Additional Function Version 9Affected
  • =09-00
Fixed in–
HitachiHiRDB Server Version 9(32)Affected
  • >=09-02 <=09-66-22
Fixed in–
HitachiHiRDB Server with Additional Function Version 9(32)Affected
  • =09-00
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.

References

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