Brute Force Affecting signalk-server package, versions <2.25.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-JS-SIGNALKSERVER-16420256
- published5 May 2026
- disclosed4 May 2026
- creditUnknown
Introduced: 4 May 2026
CVE-2026-41893 (opens in a new tab)How to fix?
Upgrade signalk-server to version 2.25.0 or higher.
Overview
signalk-server is an An implementation of a Signal K server for boats.
Affected versions of this package are vulnerable to Brute Force via the processLoginRequest function. An attacker can gain unauthorized access by sending unlimited authentication attempts over a WebSocket connection, bypassing rate limiting protections that are enforced on HTTP endpoints.