<ul data-eligibleForWebStory="false"><li>Hackers are actively targeting a popular Signal messaging app clone, TeleMessage, used by federal agencies.</li><li>The clone lacks proper end-to-end encryption and has been exploited by hackers using CVE-2025-48927 and CVE-2025-48928 vulnerabilities.</li><li>Around 60 government officials' chats and metadata have been stolen by hackers. CISA has given agencies until July 22 to patch the app.</li><li>The app was involved in the Signalgate scandal, where sensitive information was leaked online, leading to the removal of a former national security advisor.</li></ul>

Signal clone used by federal agencies hit in attacks targeting major flaws - CISA says patch immediately

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