CVE-2026-27778CWE-307
ePower epower.ie Improper Restriction of Excessive Authentication Attempts
High · published March 5, 2026
What it is
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.
The record
Technical detail
- CVSS v4.0
- 8.7 · HIGH
- Vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- EPSS
- 0.00824 · 56.9th percentile
- Weakness
- CWE-307 · Improper Restriction of Excessive Authentication Attempts
- Published
- 2026-03-05T23:36Z
EPSS history
Timeline