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CVE-2026-34184— Missing Authorization inAlanWeb SCADA

Quick assessment

Affected
Control System AlanWeb SCADA
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.

Hydrosystem Control System是美国Hydrosystem公司的一个工业水处理与流体控制监测系统。 Hydrosystem Control System 9.8.5之前版本存在安全漏洞，该漏洞源于未对某些目录强制执行授权，可能导致未经授权的攻击者读取目录中的所有文件并执行部分文件，甚至直接在连接的数据库上运行PHP脚本。

CVSS 8.8 · High EPSS 0.46% · P38

Affected Version Matrix 1

VendorProduct Version RangeStatus
Control System AlanWeb SCADA < 9.8.5 affected
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I. Basic Information for CVE-2026-34184

Vulnerability Information
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Vulnerability Title
Missing Authorization inAlanWeb SCADA
Source: CVE Program / CVE List V5
Vulnerability Description
AlanWeb SCADA does not enforce authorization for some directories. This allows an unauthorized attacker to read all files in these directories and even execute some of them. Critically the attacker could run PHP scripts directly on the connected database. This issue was fixed in AlanWeb SCADA version 9.8.5
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Hydrosystem Control System 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hydrosystem Control System是美国Hydrosystem公司的一个工业水处理与流体控制监测系统。 Hydrosystem Control System 9.8.5之前版本存在安全漏洞，该漏洞源于未对某些目录强制执行授权，可能导致未经授权的攻击者读取目录中的所有文件并执行部分文件，甚至直接在连接的数据库上运行PHP脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Control System AlanWeb SCADA 0 ~ 9.8.5 -

II. Public POCs for CVE-2026-34184

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III. Intelligence Information for CVE-2026-34184

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Vendor Pages for CVE-2026-34184 (1)

Same Patch Batch · Control System · 2026-04-09 · 3 CVEs total

CVE-2026-34185 8.7 HIGH SQL Injection in AlanWeb SCADA
CVE-2026-4901 6.9 MEDIUM Insertion of Sesitive Information into Log File in AlanWeb SCADA

IV. Related Vulnerabilities

Same product: AlanWeb SCADA
Same vendor: Control System
Same weakness: CWE-862

V. Comments for CVE-2026-34184

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