CVE-2026-26305
Authentication Request Rate Limiting Bypass in WebSocket API Enables DoS and Brute-Force Attacks
Publication date: 2026-02-27
Last updated on: 2026-03-05
Assigner: ICS-CERT
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mobility46 | mobility46.se | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-307 | The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists because the WebSocket Application Programming Interface does not limit the number of authentication requests that can be made.
Without such rate limiting, an attacker can exploit this to perform denial-of-service attacks by suppressing or mis-routing legitimate charger telemetry data.
Additionally, the attacker could attempt brute-force attacks to gain unauthorized access.
How can this vulnerability impact me? :
The vulnerability can impact you by enabling attackers to disrupt normal operations through denial-of-service attacks, which can suppress or mis-route legitimate telemetry data.
It also allows attackers to attempt brute-force authentication attacks, potentially leading to unauthorized access.
Overall, this can result in service outages or compromised system integrity.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know