CVE-2026-13348: Schneider Electric Powerchute Serial Shutdown

Medium severity, CVSS 6.9. EPSS: 0.3% chance of exploitation in the next 30 days.

CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to a user account by performing an arbitrary number of authentication attempts when redirect handling is disabled.

Affected products

• Schneider Electric Powerchute Serial Shutdown: up to and including 1.5

Published 2026-09-01. Last modified 2026-09-01.