CVE-2026-82121

HIGH CVSS 3.1: 7.5 EPSS 0.21%
Updated Oct 27, 2026
Hitachi
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions before 10
Type CWE-346 (Origin Validation Error)
Vendor Hitachi
Public PoC No

Origin Validation Error Vulnerability in HiRDB. This 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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

hitachi:hirdb server version 9(32) hitachi:hirdb server version 10 hitachi:hirdb server with additional function version 9(32) hitachi:hirdb server with additional function version 9 hitachi:hirdb server version 9