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CVE-2026-9852

Quick assessment

Affected
Hitachi Energy MicroSCADA SYS600
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.

SYS600 存在 CSV 注入漏洞。通过注入的恶意公式，攻击者可以向电子表格中添加或修改数据、插入链接、窃取数据，并且在某些情况下（取决于用户的系统配置），还可能在用户机器上执行恶意代码。要利用该漏洞，攻击者需要能够创建任意日志消息的方式。这可以通过 SCIL 脚本的正常功能、日志注入漏洞或 SYS600 中间件（broker）实现。该漏洞影响所有能够运行 Notify 服务并导出日志的 Windows 用户，无论其权限级别如何。

CVSS 4.6 · Medium EPSS 0.19% · P9

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Hitachi Energy MicroSCADA SYS600 10.0≤ 10.7 affected
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I. Basic Information for CVE-2026-9852

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A CSV injection vulnerability exists in SYS600. Injected malicious formulas can add or modify data to the spreadsheet, insert links, exfiltrate data, and in some cases, depending on how the user has their environment configured, execute malicious code on the user’s machine. To exploit this issue attackers would need a way to create arbitrary log messages. This could be achieved through normal functionality via SCIL scripts, a log injection vulnerability, or via the SYS600 broker. This vulnerability affects all Windows users regardless of their privilege level who can run the Notify service and export the log.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1236
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hitachi Energy MicroSCADA SYS600 10.0 ~ 10.7 -

II. Public POCs for CVE-2026-9852

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III. Intelligence Information for CVE-2026-9852

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Vendor Advisories for CVE-2026-9852 (1)

Same Patch Batch · Hitachi Energy · 2026-09-03 · 4 CVEs total

CVE-2026-9854 8.5 HIGH SYS600 RBAC权限提升至Windows管理员漏洞
CVE-2026-9853 8.5 HIGH SYS600 认证缺失致对象越权读写漏洞
CVE-2026-17539 5.9 MEDIUM RTU500 IEC104空指针解引用导致拒绝服务

IV. Related Vulnerabilities

Same product: MicroSCADA SYS600
Same vendor: Hitachi Energy
Same weakness: CWE-1236

V. Comments for CVE-2026-9852

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