High severity7.5NVD Advisory· Published Mar 20, 2026· Updated May 6, 2026
CVE-2026-31904
CVE-2026-31904
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
2- cpe:2.3:a:ctek:charge_portal:-:*:*:*:*:*:*:*
- Range: All versions
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- www.cisa.gov/news-events/ics-advisories/icsa-26-078-06nvdUS Government ResourceThird Party Advisory
- github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-078-06.jsonnvdProduct
- www.ctek.com/supportnvdProduct
News mentions
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