CVE-2026-2399
Received Received - Intake
Path Traversal in Web Admin Allows Critical File Overwrite

Publication date: 2026-04-14

Last updated on: 2026-04-22

Assigner: Schneider Electric SE

Description
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause critical files overwritten with text data when a Web Admin user alters the POST /REST/upssleep request payload.
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Meta Information
Published
2026-04-14
Last Modified
2026-04-22
Generated
2026-06-16
AI Q&A
2026-04-14
EPSS Evaluated
2026-06-15
NVD
CVE-2026-2399
EUVD
EUVD-2026-22282
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
schneider-electric powerchute_serial_shutdown to 1.5 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
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Executive Summary

This vulnerability is a Path Traversal issue (CWE-22) that occurs when a Web Admin user modifies the POST /REST/upssleep request payload. It allows improper limitation of a pathname to a restricted directory, which can lead to critical files being overwritten with text data.

Impact Analysis

The vulnerability can cause critical files on the system to be overwritten with text data. This could disrupt system functionality, cause data loss, or potentially allow an attacker with Web Admin privileges to manipulate important files, leading to system instability or compromise.

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