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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.

PUBLISHED Reserved 2026-02-17 | Published 2026-02-17 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

SQL Injection

Injection

Product status

3.0
affected

Timeline

2026-02-17:Advisory disclosed
2026-02-17:VulDB entry created
2026-02-18:VulDB entry last update

Credits

red88-debug (VulDB User) reporter

References

vuldb.com/?id.346272 (VDB-346272 | Sciyon Koyuan Thermoelectricity Heat Network Management System AsyncTreeProxy.aspx sql injection) vdb-entry technical-description

vuldb.com/?ctiid.346272 (VDB-346272 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.751809 (Submit #751809 | 南京科远智慧科技集团股份有限公司 Koyuan Thermoelectricity Heat Network Management System 3.0 SQL Injection) third-party-advisory

github.com/...nagement System SQL Injection Vulnerability.md exploit

cve.org (CVE-2026-2621)

nvd.nist.gov (CVE-2026-2621)

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