Back Redhotcyber

CISA Warns of OpenPLC ScadaBR Vulnerability Exploitation

Redhotcyber • November 30, 2025

Share: View original

CISA adds CVE-2021-26829 to its KEV catalog, warning of active exploitation of OpenPLC ScadaBR vulnerability . Learn more the threat.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

CISA Warns of Active Exploitation of OpenPLC ScadaBR Vulnerability CISA has added CVE-2021-26829 to its Known Exploited Vulnerabilities catalog due to active exploitation of the OpenPLC ScadaBR vulnerability. This vulnerability affects systems using OpenPLC ScadaBR, posing risks to operational technology environments. 7 sources 39

Extracted Entities

CVEs (1)

Vulnerabilities (2)

OpenPLC ScadaBR OpenPLC ScadaBR Vulnerability