AUGUST 4, 2026
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Case File

CVE-2021-27376

CRITICAL · CVSS 9.8 EPSS 1.45%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-02-18 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.

CVE
CVE-2021-27376
Severity
CRITICAL
CVSS
9.8
EPSS
1.45%

Original NVD Description

An issue was discovered in the nb-connect crate before 1.0.3 for Rust. It may have invalid memory access for certain versions of the standard library because it relies on a direct cast of std::net::SocketAddrV4 and std::net::SocketAddrV6 data structures.