Story perspectives

Apple Patches Security Flaw Exposing Deleted Signal Messages

4/23/2026

Summary

Story summary

Apple released iOS and iPadOS updates on April 22, 2026, to fix a security flaw enabling extraction of deleted Signal messages.
The vulnerability left deleted-message notifications on devices, potentially accessible to authorities.
The FBI accessed these notifications in a case, prompting privacy advocates to warn about deletion features.
Signal's president urged Apple to fix the issue and backport the patch.
The reason for the logging issue remains unclear.

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Story summary

Apple released iOS and iPadOS updates on April 22, 2026, to fix a security flaw enabling extraction of deleted Signal messages.
The vulnerability left deleted-message notifications on devices, potentially accessible to authorities.
The FBI accessed these notifications in a case, prompting privacy advocates to warn about deletion features.
Signal's president urged Apple to fix the issue and backport the patch.
The reason for the logging issue remains unclear.