CVE-2026-6332: Clear Text Storage of Sensitive Information on EcoStruxure™ Machine Expert HVAC

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-14 · updated 2026-10-26
Weakness: CWE-312

Description

CWE-312: Cleartext Storage of Sensitive Information vulnerability exists that could cause the disclosure of a sensitive information which could result in revealing protected source code and loss of confidentiality, When an authorized attacker accesses the source code for editing or compiling it.

Affected products

Schneider Electric Ecostruxure™ Machine Expert HVAC: before 1.10.0 — fixed in 1.10.0

How to fix

Upgrade to a fixed version: Schneider Electric Ecostruxure™ Machine Expert HVAC 1.10.0. Check the vendor advisory for mitigations.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-132-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-132-01.pdf

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