CVE-2026-2401 Schneider Electric CVE debrief

Who should care

Organizations using PowerChute Serial Shutdown, particularly those in industrial control systems, should be aware of this vulnerability and take steps to mitigate it. This includes updating to version 1.5 and reviewing system logs for potential sensitive information exposure. Security teams and operators should review the vulnerability details and plan for remediation efforts as necessary. Vulnerability management processes should be updated to include this vulnerability and affected assets should be tracked for exposure. Compensating controls should be considered for exposed systems while remediation is scheduled and verified. Monitoring and detection capabilities should be reviewed to ensure they can identify potential exploitation attempts. Asset inventory and configuration management systems should be updated to reflect the presence of affected systems. Change management processes should be used to track and verify remediation efforts. Source tracking and incident response plans should be updated to address this vulnerability. Rollback and change windows should be planned and executed as necessary to remediate affected systems. The impact of this vulnerability on the organization should be assessed and prioritized accordingly. The vulnerability should be reviewed in the context of existing security controls and risk management processes. The vulnerability management team should track exceptions and retest remediated assets to ensure that remediation efforts are effective. Remediation efforts should be documented and verified to ensure that the vulnerability is fully addressed. The effectiveness of compensating controls should be monitored and reviewed regularly. The vulnerability should be reviewed and addressed in the context of the organization's overall risk management processes. The vulnerability management team should work with relevant stakeholders to ensure that remediation efforts are prioritized and executed in a timely manner. The vulnerability should be tracked and addressed through normal change control processes where exposure is confirmed. The impact of this vulnerability on business operations should be assessed and prioritized accordingly. A

Technical summary

The CWE-532 Insertion of Sensitive Information into Log File vulnerability exists in PowerChute Serial Shutdown. This could cause confidential information to be exposed when a Web Admin user executes a malicious file provided by an attacker. The CVSS v4.0 Base Score is 2.4, indicating a Low severity. Version 1.5 of PowerChute Serial Shutdown includes a fix for this vulnerability. Affected organizations should prioritize updating to version 1.5.

Defensive priority

Organizations using PowerChute Serial Shutdown should prioritize updating to version 1.5 to address the CWE-532 Insertion of Sensitive Information into Log File vulnerability.

Recommended defensive actions

• Update PowerChute Serial Shutdown to version 1.5
• Implement compensating controls to monitor for suspicious activity
• Review system logs for potential sensitive information exposure
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Evidence notes

The CWE-532 Insertion of Sensitive Information into Log File vulnerability exists in PowerChute Serial Shutdown, which could cause confidential information to be exposed when a Web Admin user executes a malicious file provided by an attacker. The CVSS v4.0 Base Score is 2.4, indicating a Low severity. Version 1.5 of PowerChute Serial Shutdown includes a fix for this vulnerability.

Official resources