Vulnerability · Published Mar 5, 2026 · Assigned by icscert
CVE-2026-27778ePower epower.ie Improper Restriction of Excessive Authentication Attempts
High 7.5
In plain English
A high-severity security flaw in epower.ie from ePower. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
The WebSocket Application Programming Interface lacks restrictions on the number of authentication requests. This absence of rate limiting may allow an attacker to conduct denial-of-service attacks by suppressing or mis-routing legitimate charger telemetry, or conduct brute-force attacks to gain unauthorized access.
Affected products (as reported)
Weakness: CWE-307 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H