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Case File

CVE-2020-35863

CRITICAL · CVSS 9.8 EPSS 2.80% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-12-31 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
remote code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2020-35863
Severity
CRITICAL
CVSS
9.8
EPSS
2.80%

Original NVD Description

An issue was discovered in the hyper crate before 0.12.34 for Rust. HTTP request smuggling can occur. Remote code execution can occur in certain situations with an HTTP server on the loopback interface.

Related CVEs

Other vulnerabilities affecting the same vendor(s)