CVE-2026-13348
Received Received - Intake

Improper Authentication in Product Due to Excessive Attempts

Publication date: 2026-09-01

Last updated on: 2026-09-01

Assigner: Schneider Electric SE

Description
CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to a user account by performing an arbitrary number of authentication attempts when redirect handling is disabled.

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Meta Information

Published
2026-09-01
Last Modified
2026-09-01
Generated
2026-09-01
AI Q&A
2026-09-01
EPSS Evaluated
N/A
NVD
CVE-2026-13348
EUVD
EUVD-2026-69137

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
schneider_electric powerchute_serial_shutdown to 1.6 (exc)
schneider_electric powerchute_serial_shutdown 1.6

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-307 The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.

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Executive Summary

CVE-2026-13348 is an improper restriction of excessive authentication attempts vulnerability affecting Schneider Electric's PowerChute™ Serial Shutdown software versions 1.5 and prior. This flaw allows an attacker to gain unauthorized access to user accounts by repeatedly attempting authentication when redirect handling is disabled.

Detection Guidance

To detect this vulnerability, check the installed version of Schneider Electric's PowerChute Serial Shutdown software. Compare it against version 1.6. On Windows, check via Control Panel or the About page. On Linux, verify the installed package version using system commands like 'dpkg -l' or 'rpm -qa' depending on the distribution.

Impact Analysis

An attacker could exploit this vulnerability to gain unauthorized access to user accounts, potentially leading to data breaches, system manipulation, or further network compromise. This could affect system availability and integrity.

Mitigation Strategies

Immediately update PowerChute Serial Shutdown to version 1.6 from Schneider Electric's official website. After installation, reboot the system. Before updating, back up critical data and test the update in a development environment. Follow Schneider Electric's recommended patching methodologies.

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