CVE-2023-43642

Denial of Service in github.com/gorilla/websocket (VIBE-GOL-GITHUBCOMGORILL-12045949)

MEDIUM

CVSS Score

5.3/10

📊 Overview

This vulnerability (CVE-2023-43642) with CVSS score 5.3 affects github.com/gorilla/websocket. The issue manifests through denial of service attack vectors, enabling potential exploitation by threat actors.

🔬 Technical Analysis

Threat modeling indicates elevated threat levels. The golang ecosystem's widespread adoption of github.com/gorilla/websocket amplifies the potential impact.

🛡️ Remediation Strategy

Update github.com/gorilla/websocket to the latest patched version immediately. Implement compensating controls including input validation, network segmentation, and monitoring for exploitation attempts.

🎓 Expert Analysis

Daniel Rosehill: This vulnerability exemplifies the ongoing security challenges in the golang ecosystem. Proactive dependency management is essential.

Vulnerability Information

Timeline

Discovered: August 21, 2025
Published: August 21, 2025
Last Modified: August 21, 2025

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