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CVE-2026-115646— Partial String Comparison Vulnerability in HiRDB

Quick assessment

Affected
Hitachi HiRDB Server Version 10
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

HiRDB 中存在部分字符串比较漏洞。 受影响版本如下： HiRDB Server 10 版：10-00 至 10-12-01 之前的版本； HiRDB Server 9 版：09-50-06 至 09-66-22； HiRDB Server 9 版附加功能版：09-50-/F 至 09-66-/V； HiRDB Server 9 版（32 位）：09-50-06 至 09-66-22； HiRDB Server 9 版附加功能版（32 位）：09-50-/F 至 09-66-/V。

CVSS 9.8 · Critical

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-115646

Vulnerability Information
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Vulnerability Title
Partial String Comparison Vulnerability in HiRDB
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
部分比较
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hitachi HiRDB Server Version 10 10-00 ~ 10-12-01 -
Hitachi HiRDB Server Version 9 09-50-06 ~ 09-66-22 -
Hitachi HiRDB Server with Additional Function Version 9 09-50-/F ~ 09-66/V -
Hitachi HiRDB Server Version 9(32) 09-50-06 ~ 09-66-22 -
Hitachi HiRDB Server with Additional Function Version 9(32) 09-50-/F ~ 09-66-/V -

II. Public POCs for CVE-2026-115646

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III. Intelligence Information for CVE-2026-115646

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Other References for CVE-2026-115646 (1)

Same Patch Batch · Hitachi · 2026-11-10 · 17 CVEs total

CVE-2026-86579 8.2 HIGH Binary Planting Vulnerability in Hitachi Dynamic Link Manager for Windows
CVE-2026-91761 8.2 HIGH Insecure Temporary File Vulnerability in Hitachi Dynamic Link Manager for Linux
CVE-2026-91763 8.2 HIGH Insecure Temporary File Vulnerability in Hitachi Dynamic Link Manager for Linux
CVE-2026-91754 8.1 HIGH Stack-based Buffer Overflow Vulnerability in Hitachi Dynamic Link Manager for VMware
CVE-2026-91756 8.1 HIGH OS Command Injection Vulnerability in Hitachi Dynamic Link Manager for VMware
CVE-2026-91755 8.1 HIGH Integer Overflow Vulnerability in Hitachi Dynamic Link Manager for VMware
CVE-2026-91764 8.1 HIGH Improper Link Resolution Before File Access Vulnerability in Hitachi Dynamic Link Manager
CVE-2026-91762 7.9 HIGH Insecure Temporary File Vulnerability in Hitachi Dynamic Link Manager for Linux
CVE-2026-91758 7.8 HIGH Out-of-bounds Read and Write Vulnerability in Hitachi Dynamic Link Manager for Linux
CVE-2026-91759 7.8 HIGH Out-of-Bounds Write Vulnerability in Hitachi Dynamic Link Manager for Linux
CVE-2026-92864 7.3 HIGH Insecure Temporary File Vulnerability in Hitachi Dynamic Link Manager for AIX (for markets
CVE-2026-112125 7.3 HIGH Incorrect Permission Assignment for Critical Resource Vulnerability in HA Monitor
CVE-2026-86578 7.3 HIGH Link Following Vulnerability in Hitachi Dynamic Link Manager for Windows
CVE-2026-91757 7.1 HIGH OS Command Injection Vulnerability in Hitachi Dynamic Link Manager for VMware
CVE-2026-92863 7.0 HIGH Integer Overflow Vulnerability in Hitachi Dynamic Link Manager for AIX (for the Japanese m
CVE-2026-91760 7.0 HIGH Heap-based Buffer Overflow Vulnerability in Hitachi Dynamic Link Manager for Linux

IV. Related Vulnerabilities

Same product: HiRDB Server Version 10
Same vendor: Hitachi
Same weakness: CWE-187