HarborGuard / CVE
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HIGHCVE-2026-43660Published Modified CNA apple

CVE-2026-43660: A validation issue was addressed with improved logic

A validation issue was addressed with improved logic. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may prevent Content Security Policy from being enforced.

Metrics

CVSS v3.1
7.5
Severity
HIGH
Fixed in
18.7.9
Affected Products
6

Fix available

18.7.926.5
Affected packages
  • Apple / Safari
    < 26.5 (from 0)
  • Apple / iOS and iPadOS
    < 18.7.9 (from 0) · < 26.5 (from 0)
  • Apple / macOS
    < 26.5 (from 0)
  • Apple / tvOS
    < 26.5 (from 0)
  • Apple / visionOS
    < 26.5 (from 0)
  • Apple / watchOS
    < 26.5 (from 0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References