CVE-2026-28907 Details
Description
The issue was addressed with improved input validation. 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.
A vulnerability in the WebKit component of various Apple operating systems, including iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS, allows processed web content to bypass Content Security Policy restrictions. This issue stems from inadequate input validation, which could be exploited by maliciously crafted web content.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 13, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/127110 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/127111 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/127115 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/127118 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/127119 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/127120 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/127121 | [email protected] | Release NotesVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-116 | Improper Encoding or Escaping of Output | CISA-ADP |
| CWE-20 | Improper Input Validation | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple ipados | < 18.7.9 >= 26.0, < 26.5 |
CPE
Remediation
| |
| apple iphone os | < 18.7.9 >= 26.0, < 26.5 |
CPE
Remediation
| |
| apple macos | >= 26.0, < 26.5 |
CPE
Remediation
| |
| apple tvos | < 26.5 |
CPE
Remediation
| |
| apple visionos | < 26.5 |
CPE
Remediation
| |
| apple watchos | < 26.5 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 14, 2026 | Initial Analysis | [email protected] |
| May 13, 2026 | CVE Modified | [email protected] |
| May 13, 2026 | CVE Modified | CISA-ADP |
| May 11, 2026 | New CVE Received | [email protected] |