Vulnerability in Schneider Electric Powerchute™ Serial Shutdown
CVE-2026-2404
CWE-116 Improper Encoding or Escaping of Output vulnerability exists that could cause log injection and forged log when an attacker alters the POST /j_security check request payload.
EPSS: 0.002 (8.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/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-2026-2404?
- CVE-2026-2404 is a medium-severity vulnerability in Schneider Electric Powerchute™ Serial Shutdown, classified under Improper Encoding or Escaping of Output. CVSS score: 5.3/10. Published 2026-04-14.
- How severe is CVE-2026-2404?
- Medium severity. CVSS v3 base score is 5.3 out of 10.