CVE-2026-28859

Summary

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A malicious website may be able to process restricted web content outside the sandbox.

Affected Software

VendorProductVersion RangeStatus
AppleSafari0 < 26.4affected
AppleiOS and iPadOS0 < 26.4affected
ApplemacOS0 < 26.4affected
AppletvOS0 < 26.4affected
ApplevisionOS0 < 26.4affected
ApplewatchOS0 < 26.4affected

Weaknesses

  • A malicious website may be able to process restricted web content outside the sandbox

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

webkitgtk: A malicious website may be able to process restricted web content outside the sandbox

Additional References

References