CVE-2026-2621— Sciyon Koyuan Thermoelectricity Heat Network Management System AsyncTreeProxy.aspx sql injection
Quick assessment
Affected
Sciyon Koyuan Thermoelectricity Heat Network Management System
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.
Sciyon Koyuan Thermoelectricity Heat Network是中国科远（Sciyon）公司的一个热网管理系统。 Sciyon Koyuan Thermoelectricity Heat Network 3.0版本存在SQL注入漏洞，该漏洞源于对文件/SISReport/WebReport20/Proxy/AsyncTreeProxy.aspx中参数PGUID的错误操作，可能导致SQL注入。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-2621
Vulnerability Information
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Vulnerability Title
Sciyon Koyuan Thermoelectricity Heat Network Management System AsyncTreeProxy.aspx sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Sciyon Koyuan Thermoelectricity Heat Network Management System 3.0. This affects an unknown part of the file /SISReport/WebReport20/Proxy/AsyncTreeProxy.aspx. The manipulation of the argument PGUID leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Sciyon Koyuan Thermoelectricity Heat Network SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sciyon Koyuan Thermoelectricity Heat Network是中国科远（Sciyon）公司的一个热网管理系统。 Sciyon Koyuan Thermoelectricity Heat Network 3.0版本存在SQL注入漏洞，该漏洞源于对文件/SISReport/WebReport20/Proxy/AsyncTreeProxy.aspx中参数PGUID的错误操作，可能导致SQL注入。
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 |
|---|---|---|---|---|
| Sciyon | Koyuan Thermoelectricity Heat Network Management System | 3.0 | - |
|
II. Public POCs for CVE-2026-2621
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2026-2621 (1)
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V. Comments for CVE-2026-2621
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