CVE-2026-2402 — MEDIUM (5.3)

Q: How severe is CVE-2026-2402?

CVE-2026-2402 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-2402?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Powerchute Serial Shutdown.

Vulnerability Description

CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that would allow an attacker to gain access to the user account by performing an arbitrary number of authentication attempts with different credentials on a sequence of requests to multiple endpoints.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Schneider-Electric	Powerchute Serial Shutdown	< 1.5

Related Weaknesses (CWE)

CWE-307

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-104-01&p_enDocVendor Advisory

FAQ

What is CVE-2026-2402?

CVE-2026-2402 is a vulnerability with a CVSS score of 5.3 (MEDIUM). CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that would allow an attacker to gain access to the user account by performing an arbitrary number of authenticati...

How severe is CVE-2026-2402?

CVE-2026-2402 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-2402?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Powerchute Serial Shutdown.