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Linkedin • December 14, 2025

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Windows Defender Firewall Service Vulnerability . Hoplon InfoSec 2d · CISA Warns New WinRAR Zero Day RCE Vulnerability . Hoplon InfoSec 3d ...

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 WinRAR Zero-Day RCE Vulnerability CISA has issued a warning regarding a newly discovered zero-day remote code execution vulnerability in WinRAR. This vulnerability affects users of the software, potentially allowing attackers to execute arbitrary code. The specific technical details and exploit methods have not been disclosed. 2 sources 35

Extracted Entities

Attack Types (1)

Zero-day Exploit

Platforms (1)

Windows Defender Firewall Service

Tools (1)

Vulnerabilities (2)

Windows Defender Firewall Service Vulnerability WinRAR Zero Day RCE Vulnerability