VDB

CVE-2026-28871

CVE-2026-28871 PUBLISHED CVSS 9.300000190734863 CRITICAL

A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.

EPSS 0.04% · 13.7th percentile

Risk Scores

CVSS 4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS Score
0.04%
13.7th percentile

Affected Products

VendorProductVersions
appleiphone_os26.0, 0
ApplemacOS0, 0
applemacos0
applesafari0
AppleSafari0, 0
appleipados0, 26.0
AppleiOS and iPadOS0, 0, 0

Timeline

  • Mar 25, 2026 CVE Published
  • Mar 25, 2026 EPSS Score
  • Mar 25, 2026 Coalition ESS Score
  • Mar 29, 2026 Security Advisory
  • Apr 2, 2026 CVE Updated
  • Apr 22, 2026 Distribution Patch
  • Apr 22, 2026 Security Advisory
  • Apr 24, 2026 Distribution Patch
  • Apr 27, 2026 Distribution Patch
  • Apr 27, 2026 Security Advisory
  • Apr 28, 2026 Distribution Patch
  • Apr 29, 2026 Distribution Patch
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