AUGUST 4, 2026
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Case File

CVE-2021-26305

CRITICAL · CVSS 9.8 EPSS 1.69%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-01-29 · 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-2021-26305
Severity
CRITICAL
CVSS
9.8
EPSS
1.69%

Original NVD Description

An issue was discovered in Deserializer::read_vec in the cdr crate before 0.2.4 for Rust. A user-provided Read implementation can gain access to the old contents of newly allocated heap memory, violating soundness.