AUGUST 4, 2026
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Case File

CVE-2021-27475

HIGH · CVSS 8.6 EPSS 2.88% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-03-23 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

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

Detected Signals
exploit remote code execution code execution

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

CVE
CVE-2021-27475
Severity
HIGH
CVSS
8.6
EPSS
2.88%

Original NVD Description

Rockwell Automation Connected Components Workbench v12.00.00 and prior does not limit the objects that can be deserialized. This vulnerability allows attackers to craft a malicious serialized object that, if opened by a local user in Connected Components Workbench, may result in remote code execution. This vulnerability requires user interaction to be successfully exploited.