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  4. CVE 2026 115646 partial string comparison vulnerability in hirdb
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Back to active CVEs
Critical · CVSS 9.8CVE-2026-115646

Partial String Comparison Vulnerability in HiRDBCVE-2026-115646

Answer in brief

CVE-2026-115646 records a Critical severity (CVSS 9.8) vulnerability in Partial String Comparison Vulnerability in HiRDB. The current sources do not mark it as known exploited. The current feed maps Hitachi/HiRDB Server Version 10 (generic), Hitachi/HiRDB Server Version 9 (generic), Hitachi/HiRDB Server Version 9(32) (generic), Hitachi/HiRDB Server with Additional Function Version 9 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 10, 2026Updated Nov 10, 2026Source checked Nov 10, 2026First seen by HOL Nov 10, 2026Material review Nov 10, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.8
Exploitation
Not marked as known exploited
Affected software
5 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Hitachi/HiRDB Server Version 10 (generic), Hitachi/HiRDB Server Version 9 (generic), Hitachi/HiRDB Server Version 9(32) (generic), Hitachi/HiRDB Server with Additional Function Version 9 (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Hitachi/HiRDB Server Version 10generic>=10-00 <10-12-0110-12-01
Hitachi/HiRDB Server Version 9generic>=09-50-06 <=09-66-22Not reported
Hitachi/HiRDB Server Version 9(32)generic>=09-50-06 <=09-66-22Not reported
Hitachi/HiRDB Server with Additional Function Version 9generic>=09-50-/F <=09-66/VNot reported
Hitachi/HiRDB Server with Additional Function Version 9(32)generic>=09-50-/F <=09-66-/VNot reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Hitachi/HiRDB Server Version 10, Hitachi/HiRDB Server Version 9, Hitachi/HiRDB Server Version 9(32).
  2. 2Review the reported fix. Update Hitachi/HiRDB Server Version 10 to 10-12-01 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Nov 10, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 10, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 10, 2026

Sources and claim methodology

  • Source referencehitachi.com
Upstream source description

Partial String Comparison Vulnerability in HiRDB. This issue affects HiRDB Server Version 10: from 10-00 before 10-12-01; HiRDB Server Version 9: from 09-50-06 through 09-66-22; HiRDB Server with Additional Function Version 9: from 09-50-/F through 09-66/V; HiRDB Server Version 9(32): from 09-50-06 through 09-66-22; HiRDB Server with Additional Function Version 9(32): from 09-50-/F through 09-66-/V.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-187
Source
CVE List V5
Source checked
Nov 10, 2026
References
1 linked source
Open source record