CVE-2026-2399

Path Traversal Allows Critical File Overwrite in PowerChute Serial Shutdown

Published Apr 14, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:schneider-electric:powerchute_serial_shutdown:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H'}

Type Values Removed Values Added
Title Path Traversal Allows Critical File Overwrite in PowerChute Serial Shutdown
Type Values Removed Values Added
First Time appeared Schneider-electric
Schneider-electric powerchute Serial Shutdown
Vendors & Products Schneider-electric
Schneider-electric powerchute Serial Shutdown
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Weaknesses CWE-22
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
schneider
Published
Updated
Apr 14, 2026, 3:52 PM
Reserved
Feb 12, 2026, 1:16 PM
Status
Analyzed
Published
Apr 14, 2026, 4:16 PM
Modified
Oct 26, 2026, 9:10 PM