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CISA Warns of WinRAR Zero-Day RCE Vulnerability

First seen 14 Dec 2025, 20:46 UTC • •

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ThreatCluster •March 12, 2026 at 13:27 UTC

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.

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