CVE-2026-82118
Stack-based Buffer Overflow Vulnerability in HiRDB
What happened?
Stack-based Buffer Overflow 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.
Affected software and versions
| Software | Version information | Fixed version |
|---|---|---|
| HiRDB Server Version 10Hitachi | affected: 10-00 to < 10-12-01 (version-specific exceptions; see source) | See vendor advisory |
| HiRDB Server Version 9Hitachi | affected: 09-00 to ≤ 09-66-22 | See vendor advisory |
| HiRDB Server with Additional Function Version 9Hitachi | affected: 09-00 to ≤ 09-66/V | See vendor advisory |
| HiRDB Server Version 9(32)Hitachi | affected: 09-02 to ≤ 09-66-22 | See vendor advisory |
| HiRDB Server with Additional Function Version 9(32)Hitachi | affected: 09-00 to ≤ 09-66-/V | See vendor advisory |
Version information comes from the source record and can include unaffected products and exceptions. Distribution packages may contain backported fixes: an older upstream version alone does not prove a server is affected.
Is it being exploited?
This CVE was not listed in the CISA catalogue at our last retrieval. This does not establish that exploitation is absent.
How to respond
- Confirm the product, installed package version, and any configuration requirements in the vendor advisory.
- Follow the vendor’s remediation or workaround guidance in the references below. Structured fixed-version data is unavailable here; the publisher’s description may include a fix or workaround.
- Restart affected services if required, then verify the running version. Known exploitation may warrant investigation as well as patching.