CVE-2026-20691

Summary

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user.

Affected Software

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

Weaknesses

  • A maliciously crafted webpage may be able to fingerprint the user

ADP Enrichment

CISA ADP Vulnrichment

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

References