Schneider Electric EcoStruxure PME and EPO
Schneider Electric disclosed CVE-2025-11739, a high-severity deserialization vulnerability in EcoStruxure Power Monitoring Expert (PME) and Power Operation (EPO) products affecting multiple versions. The flaw allows locally authenticated attackers to execute arbitrary code with administrative privileges, with potential impact across critical infrastructure including energy, healthcare, and water systems worldwide. Vendor hotfixes and upgrades are available; older 2022 versions have reached end-of-life with no fixes planned.
Summary
Schneider Electric disclosed CVE-2025-11739, a high-severity deserialization vulnerability in EcoStruxure Power Monitoring Expert (PME) and Power Operation (EPO) products affecting multiple versions. The flaw allows locally authenticated attackers to execute arbitrary code with administrative privileges, with potential impact across critical infrastructure including energy, healthcare, and water systems worldwide. Vendor hotfixes and upgrades are available; older 2022 versions have reached end-of-life with no fixes planned.
Full text
ICS Advisory Schneider Electric EcoStruxure PME and EPO Release DateMarch 19, 2026 Alert CodeICSA-26-078-04 Related topics: Industrial Control System Vulnerabilities, Industrial Control Systems View CSAF Summary Schneider Electric is aware of a vulnerability in its EcoStruxure Power Monitoring Expert (PME) and EcoStruxure Power Operation (EPO) products. EcoStruxure Power Monitoring Expert (PME) is an on-premises software used to help power critical and energy-intensive facilities maximize uptime and operational efficiency. EcoStruxure Power Operation (EPO) are on-premises software offers that provides a single platform to monitor and control medium and lower power systems.Failure to apply the fix provided below may risk local arbitrary code execution, which could result in the local system being compromised, a disruption of operations, and/or unauthorized administrative control of the system. The following versions of Schneider Electric EcoStruxure PME and EPO are affected: EcoStruxure Power Monitoring Expert (PME) 2022 <=2022 EcoStruxure Power Monitoring Expert (PME) 2023 EcoStruxure Power Monitoring Expert (PME) 2023_R2 EcoStruxure Power Monitoring Expert (PME) 2024 EcoStruxure Power Monitoring Expert (PME) 2024_R2 EcoStruxure Power Operation (EPO) 2022 Advanced Reporting and Dashboards Module <=2022 EcoStruxure Power Operation (EPO) Advanced Reporting and Dashboards Module 2024 EcoStruxure Power Monitoring Expert (PME) 2023_R2_Hotfix_282807 EcoStruxure Power Monitoring Expert (PME) 2024_R2_Hotfix_279338__2024R2 CVSS Vendor Equipment Vulnerabilities v3 7.8 Schneider Electric Schneider Electric EcoStruxure PME and EPO Deserialization of Untrusted Data Background Critical Infrastructure Sectors: Healthcare and Public Health, Information Technology, Critical Manufacturing, Commercial Facilities, Energy, Transportation Systems, Government Services and Facilities, Water and Wastewater Countries/Areas Deployed: Worldwide Company Headquarters Location: France Vulnerabilities Expand All + CVE-2025-11739 A deserialization of untrusted data vulnerability exists that could cause arbitrary code execution with administrative privileges when a locally authenticated attacker sends a crafted data stream, triggering unsafe deserialization. View CVE Details Affected Products Schneider Electric EcoStruxure PME and EPO Vendor:Schneider Electric Product Version:EcoStruxure Power Monitoring Expert (PME) Version 2022 and prior, EcoStruxure Power Monitoring Expert (PME) Version 2023, EcoStruxure Power Monitoring Expert (PME) Version 2023 R2, EcoStruxure Power Monitoring Expert (PME) Version 2024, EcoStruxure Power Monitoring Expert (PME) Version 2024 R2, EcoStruxure Power Operation (EPO) 2022 Advanced Reporting and Dashboards Module Version 2022 and prior, EcoStruxure Power Operation (EPO) 2024 with Advanced Reporting and Dashboards Module Version 2024 Product Status:fixed, known_affected Remediations Vendor fixHotfix_279338_Release_2024R2 is available for EcoStruxure Power Monitoring Expert (PME) that includes a fix for this vulnerability. Contact Schneider Electric’s Customer Care Center to download this hotfix. No reboot required. Vendor fixCustomers should upgrade to EcoStruxure Power Monitoring Expert (PME) 2024 R3. Contact Schneider Electric’s Customer Care Center for assistance. Vendor fixHotfix_282807 - for 2023R2 is available for EcoStruxure Power Monitoring Expert (PME) that includes a fix for this vulnerability. Contact Schneider Electric’s Customer Care Center to download this hotfix. No reboot required. Vendor fixCustomers should upgrade to EcoStruxure Power Monitoring Expert (PME) 2023 R2. Once upgraded, Hotfix_282807 - for 2023R2 is available for EcoStruxure Power Monitoring Expert (PME) that includes a fix for this vulnerability. Contact Schneider Electric’s Customer Care Center for assistance. Vendor fixCustomers should upgrade to EcoStruxure Power Monitoring Expert (PME) 2023 R2. Once upgraded, Hotfix_282807 - for 2023R2 is available for EcoStruxure Power Monitoring Expert (PME) that includes a fix for this vulnerability. Contact Schneider Electric’s Customer Care Center for assistance. No fix plannedEcoStruxure Power Monitoring Expert (PME) 2022 version has reached its end of life and is no longer supported. • Ensure your deployment of PME has followed the cybersecurity hardening guidelines provided with the product. https://product-help.schneider-electric.com/EcoStruxure/Power-Monitoring-Expert-2024/content/2_planning/cybersecurity/cyber-planningrecactions.htm • Ensure PME is running in an isolated network • Deploy and configure the Windows firewall to limit access to appropriate network segments• Enforce complex password policies.o Review Server Access Permissions o Conduct an audit of all Windows-authenticated users who currently have access to PME. Repeat this audit of your system periodically. o Identify all accounts with access rights, especially those with elevated privileges or remote access. o Limit access to essential users only.o Revoke access for any user accounts that are not critical for system functionality or daily operations.o Apply the principle of least privilege to ensure users have only the access necessary for their role(s). Customers should also consider upgrading to the latest product offering EcoStruxure Power Monitoring Expert (PME) 2024 R3 to resolve this issue. https://product-help.schneider-electric.com/EcoStruxure/Power-Monitoring-Expert-2024/content/2_planning/cybersecurity/cyber-planningrecactions.htm No fix plannedEcoStruxure Power Operation (EPO) 2022 version and EcoStruxure Power Monitoring Expert (PME) 2022 has reached its end of life and is no longer supported. • Ensure your deployment of PME has followed the cybersecurity hardening guidelines provided with the product. https://product-help.schneider-electric.com/EcoStruxure/Power-Monitoring-Expert-2024/content/2_planning/cybersecurity/cyber-planningrecactions.htm • Ensure PME is running in an isolated network • Deploy and configure the Windows firewall to limit access to appropriate network segments• Enforce complex password policies.o Review Server Access Permissions o Conduct an audit of all Windows-authenticated users who currently have access to PME. Repeat this audit of your system periodically. o Identify all accounts with access rights, especially those with elevated privileges or remote access. o Limit access to essential users only.o Revoke access for any user accounts that are not critical for system functionality or daily operations.o Apply the principle of least privilege to ensure users have only the access necessary for their role(s). Customers should also consider upgrading to the latest product offering EcoStruxure Power Monitoring Expert (PME) 2024 R3 to resolve this issue. https://product-help.schneider-electric.com/EcoStruxure/Power-Monitoring-Expert-2024/content/2_planning/cybersecurity/cyber-planningrecactions.htm Relevant CWE: CWE-502 Deserialization of Untrusted Data Metrics CVSS Version Base Score Base Severity Vector String 3.1 7.8 HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Acknowledgments Schneider Electric reported this vulnerability to CISA. General Security Recommendations Schneider Electric strongly recommends the following industry cybersecurity best practices. https://www.se.com/us/en/download/document/7EN52-0390/ * Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network. * Install physical controls so no unauthorized personnel can access your industrial control and safety systems, components, peripheral equipment, and networks. * Place all controllers in locked cabinets and never leave them in the “Program” mode. * Never connect programming software to any network other than the network intended for that device. * Scan all methods of mobile data exchange with the isolated network such as CDs, USB drives, etc. before use in the terminals or any node connected to
Indicators of Compromise
- cve — CVE-2025-11739