WhatsApp Whacks Zero-Day Bug: Is Your iPhone Still Vulnerable?

WhatsApp has patched a sneaky zero-click flaw that let attackers turn your phone into a virtual piñata. Affected versions include WhatsApp for iOS, WhatsApp Business, and WhatsApp for Mac. So, update now unless you enjoy surprise digital confetti from arbitrary URLs!

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Published: August 29, 2025 4:40 pmAdded: August 29, 2025 at 10:07 amAssembled by: The Editor
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Hot Take:

In the world of tech, not all zeros are created equal. Some zero-days are like that one sock you always lose in the laundry—unpredictable and annoyingly persistent. But fret not, WhatsApp has given these pesky vulnerabilities the proverbial boot, proving that even the most sophisticated cyber attackers can’t handle a little patch-up job!

Key Points:

  • WhatsApp patched a zero-click flaw affecting iOS and macOS clients, tracked as CVE-2025-55177.
  • The flaw exploited incomplete authorization of linked device synchronization messages.
  • Apple also patched a related OS-level vulnerability, CVE-2025-43300.
  • WhatsApp users targeted in a spyware campaign are advised to reset devices and update software.
  • Previously, WhatsApp patched a zero-day flaw tied to Paragon’s Graphite spyware.

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