CVE-2026-2621

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.

CVSS v3 7.3 HIGH
CVSS v2.0 7.5 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/red88-debug/CVEs/blob/main/Koyuan%20Thermoelectricity%20Heat%20Network%20Management%20System%20SQL%20Injection%20Vulnerability.md
https://vuldb.com/?ctiid.346272
https://vuldb.com/?id.346272
https://vuldb.com/?submit.751809

Configurations

No configuration.

History

18 Feb 2026, 17:51

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de seguridad ha sido detectada en Sciyon Koyuan Thermoelectricity Heat Network Management System 3.0. Esto afecta una parte desconocida del archivo /SISReport/WebReport20/Proxy/AsyncTreeProxy.aspx. La manipulación del argumento PGUID lleva a inyección SQL. El ataque puede ser iniciado remotamente. El exploit ha sido divulgado públicamente y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgación pero no respondió de ninguna manera.

17 Feb 2026, 21:22

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-17 21:22

Updated : 2026-02-18 17:51

NVD link : CVE-2026-2621

Mitre link : CVE-2026-2621

CVE.ORG link : CVE-2026-2621

JSON object : View

Products Affected

No product.

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-89

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

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