Medium severity · published Sep 1, 2026
CVE-2026-13348
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…
6.9
CVSS
0.5%
EPSS
No
On KEV
Description
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PS
PowerChute™ Serial Shutdown · Schneider Electric
Versions 1.5 and prior · source: vendor
In the news
VulnerabilityMedium
Schneider Electric PowerChute Serial Shutdown
View CSAF Summary Schneider Electric is aware of vulnerabilities in its PowerChute Serial Shutdown product. The PowerChute Serial Shutdown product is a UPS management software enabling graceful system shutdown and energy management capabilities for desktops, servers and workstations. Failure to apply the remediation provided below may risk improper authentication validation which could result in disruption of operations and access to system data. The following versions of Schneider Electric PowerChute Serial Shutdown are affected: PowerChute Serial Shutdown vers:intdot/<=1.5, 1.6 (CVE-2026-13348) CVSS Vendor Equipment Vulnerabilities v3 5.3 Schneider Electric Schneider Electric PowerChute Serial Shutdown Improper Restriction of Excessive Authentication Attempts Background Critical Infrastructure Sectors: Commercial Facilities, Critical Manufacturing, Energy, Information Technology Countries/Areas Deployed: Worldwide Company Headquarters Location: France Vulnerabilities Expand All + CVE-2026-13348 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. View CVE Details Affected Products Schneider Electric PowerChute Serial Shutdown Vendor: Schneider Electric Prod...
Sep 17, 2026·CISA Advisories
Affected product
PS
PowerChute™ Serial Shutdown
Schneider Electric
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