CVE-2026-20676

Summary

This issue was addressed through improved state management. This issue is fixed in Safari 26.3, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A website may be able to track users through Safari web extensions.

Affected Software

VendorProductVersion RangeStatus
AppleSafari0 < 26.3affected
AppleiOS and iPadOS0 < 26.3affected
ApplemacOS0 < 26.3affected
ApplevisionOS0 < 26.3affected

Weaknesses

  • A website may be able to track users through Safari web extensions

ADP Enrichment

CISA ADP Vulnrichment

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

References