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CVE-2026-2403

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，该漏洞源于对输入中指定数量的验证不当，可能导致Web管理员用户篡改POST /logsettings请求时截断事件和数据日志，影响日志完整性。

AI Predicted 5.9 Difficulty: Easy EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1562
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I. Basic Information for CVE-2026-2403

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
CWE-1284 Improper Validation of Specified Quantity in Input vulnerability exists that could cause Event and Data Log truncation impacting log integrity when a Web Admin user alters the POST /logsettings request payload.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1284
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
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，该漏洞源于对输入中指定数量的验证不当，可能导致Web管理员用户篡改POST /logsettings请求时截断事件和数据日志，影响日志完整性。
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 1.4 and prior -

II. Public POCs for CVE-2026-2403

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III. Intelligence Information for CVE-2026-2403

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Vendor Advisories for CVE-2026-2403 (1)

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-2026-2402 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-1284

V. Comments for CVE-2026-2403

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