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WhatsApp Metadata Vulnerabilities Expose User Device Information

First seen 6 Jan 2026, 12:43 UTC • •

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ThreatCluster •March 12, 2026 at 13:27 UTC

Recent vulnerabilities in WhatsApp have been found to leak user metadata, including details about device operating systems. This information can be exploited by advanced persistent threat (APT) actors for targeted malware delivery. Although Meta has implemented partial fixes, transparency issues regarding these vulnerabilities remain.

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