Vulnerability in Schneider Electric Powerchute™ Serial Shutdown
CVE-2026-2403
CWE-1284 Improper Validation of Specified Quantity in Input vulnerability exists that could cause Event and Data Log truncation impacting log integrity when a Web Admin user alters the POST /logsettings request payload.
EPSS: 0.002 (6.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Schneider Electric Powerchute™ Serial Shutdown — versions Versions 1.4 and prior
- Schneider-electric Powerchute_serial_shutdown
Weakness classification (CWE)
References
- cybersecurity@se.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-2403?
- CVE-2026-2403 is a medium-severity vulnerability in Schneider Electric Powerchute™ Serial Shutdown, classified under Improper Validation of Specified Quantity in Input. CVSS score: 4.3/10. Published 2026-04-14.
- How severe is CVE-2026-2403?
- Medium severity. CVSS v3 base score is 4.3 out of 10.