CVE-2026-43660
Summary
| CVE | CVE-2026-43660 |
|---|---|
| State | PUBLISHED |
| Assigner | apple |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-11 21:19:01 UTC |
| Updated | 2026-05-12 17:14:52 UTC |
| Description | A validation issue was addressed with improved logic. This issue is fixed in 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. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Problem Types: CWE-693 | Processing maliciously crafted web content may prevent Content Security Policy from being enforced | CWE-693 CWE-693 Protection Mechanism Failure
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Apple | IOS And IPadOS | affected 18.7.9 custom | Not specified |
| CNA | Apple | IOS And IPadOS | affected 26.5 custom | Not specified |
| CNA | Apple | MacOS | affected 26.5 custom | Not specified |
| CNA | Apple | TvOS | affected 26.5 custom | Not specified |
| CNA | Apple | VisionOS | affected 26.5 custom | Not specified |
| CNA | Apple | WatchOS | affected 26.5 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| support.apple.com/en-us/127111 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/127118 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/127115 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/127120 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/127119 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/127110 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.