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CVE-2026-2402

Quick assessment

Affected

Schneider Electric PowerChute™ Serial Shutdown

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.

Schneider Electric PowerChute Serial Shutdown是法国施耐德电气（Schneider Electric）公司的一个 UPS 管理、正常关机和能源管理软件。 Schneider Electric PowerChute Serial Shutdown存在安全漏洞，该漏洞源于对过多身份验证尝试的限制不当，可能导致攻击者通过向多个端点发起一系列请求进行任意次身份验证尝试来获取用户账户访问权限。

AI Predicted 5.3 Difficulty: Easy EPSS 0.27% · P20 Updated Apr 18, 2026

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force

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I. Basic Information for CVE-2026-2402

Vulnerability Information

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Vulnerability Title

N/A

Source: CVE Program / CVE List V5

Vulnerability Description

CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that would allow an attacker to gain access to the user account by performing an arbitrary number of authentication attempts with different credentials on a sequence of requests to multiple endpoints.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Source: CVE Program / CVE List V5

Vulnerability Type

过多认证尝试的限制不恰当

Source: CVE Program / CVE List V5

Vulnerability Title

Schneider Electric PowerChute Serial Shutdown 安全漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

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
Schneider Electric	PowerChute™ Serial Shutdown	Versions v1.4 and prior	-

II. Public POCs for CVE-2026-2402

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-2402

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Vendor Advisories for CVE-2026-2402 (1)

🔗 https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-104-01.pdf Read full article

https://www.cve.org/CVERecord?id=CVE-2026-2402

Same Patch Batch · Schneider Electric · 2026-04-14 · 8 CVEs total

CVE-2026-2405		Schneider Electric PowerChute Serial Shutdown 资源管理错误漏洞
CVE-2026-2403		Schneider Electric PowerChute Serial Shutdown 安全漏洞
CVE-2026-2404		Schneider Electric PowerChute Serial Shutdown 安全漏洞
CVE-2026-2400		Schneider Electric PowerChute Serial Shutdown 注入漏洞
CVE-2026-2401		Schneider Electric PowerChute Serial Shutdown 日志信息泄露漏洞
CVE-2026-2399		Schneider Electric PowerChute Serial Shutdown 路径遍历漏洞
CVE-2026-4832		Schneider Electric多款产品信任管理问题漏洞

IV. Related Vulnerabilities

Same product: PowerChute™ Serial Shutdown

Same vendor: Schneider Electric

Same weakness: CWE-307