AUGUST 4, 2026
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Case File

CVE-2021-34809

CRITICAL · CVSS 9.9 EPSS 1.93%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-18 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-34809
Severity
CRITICAL
CVSS
9.9
EPSS
1.93%

Original NVD Description

Improper neutralization of special elements used in a command ('Command Injection') vulnerability in task management component in Synology Download Station before 3.8.16-3566 allows remote authenticated users to execute arbitrary code via unspecified vectors.