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CVE-2026-35504— Subnet Solutions PowerSYSTEM Center CRLF injection

Quick assessment

Affected
Subnet Solutions PowerSYSTEM Center 2020
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.

Subnet Solutions PowerSYSTEM Center是Subnet Solutions公司的一个电力解决方案。 Subnet Solutions PowerSYSTEM Center存在注入漏洞，该漏洞源于使用SMTPS通信时存在CRLF注入。

CVSS 5.5 · Medium EPSS 0.31% · P21

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
Subnet Solutions PowerSYSTEM Center 2020 ≤ 5.28.x affected
Subnet Solutions PowerSYSTEM Center 2024 6.0.x≤ 6.1.x affected
Subnet Solutions PowerSYSTEM Center 2026 7.0.x affected
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I. Basic Information for CVE-2026-35504

Vulnerability Information
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Vulnerability Title
Subnet Solutions PowerSYSTEM Center CRLF injection
Source: CVE Program / CVE List V5
Vulnerability Description
PowerSYSTEM Center email notification service is affected by a CRLF injection vulnerability when using SMTPS communication.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对CRLF序列的转义处理不恰当(CRLF注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Subnet Solutions PowerSYSTEM Center 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Subnet Solutions PowerSYSTEM Center是Subnet Solutions公司的一个电力解决方案。 Subnet Solutions PowerSYSTEM Center存在注入漏洞，该漏洞源于使用SMTPS通信时存在CRLF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
Subnet Solutions PowerSYSTEM Center 2020 0 ~ 5.28.x -
Subnet Solutions PowerSYSTEM Center 2024 6.0.x ~ 6.1.x -
Subnet Solutions PowerSYSTEM Center 2026 7.0.x -

II. Public POCs for CVE-2026-35504

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III. Intelligence Information for CVE-2026-35504

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Vendor Advisories for CVE-2026-35504 (2)

Same Patch Batch · Subnet Solutions · 2026-05-12 · 4 CVEs total

CVE-2026-26289 8.2 HIGH Subnet Solutions PowerSYSTEM Center Incorrect Authorization
CVE-2026-35555 6.3 MEDIUM Subnet Solutions PowerSYSTEM Center Incorrect Authorization
CVE-2026-33570 5.7 MEDIUM Subnet Solutions PowerSYSTEM Center Incorrect Authorization

IV. Related Vulnerabilities

Same product: PowerSYSTEM Center 2020
Same vendor: Subnet Solutions
Same weakness: CWE-93

V. Comments for CVE-2026-35504

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