Path Traversal Vulnerability in Schneider Electric's Web Administration Interface
CVE-2026-2399

6.9MEDIUM

Key Information:

Vendor

Schneider Electric
Status
Powerchute™ Serial Shutdown
Vendor
CVE Published:
14 April 2026

What is CVE-2026-2399?

A path traversal vulnerability exists that allows Web Admin users to manipulate the POST /REST/upssleep request payload. If exploited, this could lead to the overwriting of critical files with arbitrary text data. Attackers could leverage this weakness to execute unauthorized file modifications, potentially compromising system integrity and functionality.

Affected Version(s)

PowerChute™ Serial Shutdown Versions 1.4 and prior

References

https://download.schneider-electric.com/files?p_Doc_Ref=S...

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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