CVE-2025-43480 — Permissive Cross-domain Security Policy with Untrusted Domains in Apple IOS AND Ipados

CWE-942 — Permissive Cross-domain Security Policy with Untrusted DomainsCWE-200 — Sensitive Information Exposure13 documents7 sources
Severity
8.1HIGHNVD
EPSS
0.0%
top 88.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Apple IOS AND IpadosApple MacosApple Safari+5 more
Timeline
PublishedNov 4
Latest updateNov 20

Description

The issue was addressed with improved checks. This issue is fixed in Safari 26.1, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious website may exfiltrate data cross-origin.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:NExploitability: 2.8 | Impact: 5.2

Affected Packages12 packages

▶CVEListV5apple/tvos< 26.1
▶NVDapple/tvos< 26.1
▶CVEListV5apple/macos< 26.1
▶CVEListV5apple/safari< 26.1
▶NVDapple/ipados< 26.1

🔴Vulnerability Details

4
OSV
CVE-2025-43480: The issue was addressed with improved checks↗2025-11-04
▶
OSV
CVE-2025-43480: The issue was addressed with improved checks↗2025-11-04
▶
CVEList
CVE-2025-43480: The issue was addressed with improved checks↗2025-11-04
▶
GHSA
GHSA-wg34-qg7p-mhvv: The issue was addressed with improved checks↗2025-11-04
▶

📋Vendor Advisories

8
Red Hat
webkitgtk: A malicious website may exfiltrate data cross-origin↗2025-11-20
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Apple
CVE-2025-43480: Safari 26.1↗2025-11-03
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Apple
CVE-2025-43480: watchOS 26.1↗2025-11-03
▶
Apple
CVE-2025-43480: tvOS 26.1↗2025-11-03
▶
Apple
CVE-2025-43480: iOS 26.1 and iPadOS 26.1↗2025-11-03
▶
CVE-2025-43480 — Apple IOS AND Ipados vulnerability | cvebase