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Case File

CVE-2021-21866

HIGH · CVSS 7.8 EPSS 1.67%

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

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-21866
Severity
HIGH
CVSS
7.8
EPSS
1.67%

Original NVD Description

A unsafe deserialization vulnerability exists in the ObjectManager.plugin ProfileInformation.ProfileData functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.