Apple has released critical security updates for multiple operating systems, including iOS, iPadOS, macOS Tahoe, tvOS, watchOS, and visionOS, to patch a zero-day vulnerability that has been actively exploited in sophisticated cyber attacks. The flaw, identified as CVE-2026-20700 with a CVSS score of 7.8, is a memory corruption issue in dyld, Apple’s Dynamic Link Editor, which could allow attackers to execute arbitrary code or gain unauthorized access to affected devices.

This vulnerability highlights the ongoing threat of zero-day exploits targeting widely used platforms, emphasizing the importance of prompt software updates for users to mitigate risks. Apple’s response underscores the need for vigilance in cybersecurity practices, as such flaws can be leveraged in targeted attacks to compromise sensitive data or system integrity across various Apple devices.

Key Takeaways

  • Apple patched an exploited zero-day vulnerability affecting multiple operating systems.
  • The flaw, CVE-2026-20700, is a memory corruption issue in dyld with a CVSS score of 7.8.
  • Successful exploitation could allow arbitrary code execution or unauthorized access.
  • Updates are available for iOS, iPadOS, macOS Tahoe, tvOS, watchOS, and visionOS.
  • This incident highlights the importance of timely software updates to protect against sophisticated cyber attacks.

CVEs Mentioned

CVE-2026-20700

Source: The Hacker News