An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.11 and iPadOS 18.7.11, iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, macOS Tahoe 26.7.1. Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27.
References
| Link | Resource |
|---|---|
| https://support.apple.com/en-us/149225 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/149226 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/149228 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/149229 | Release Notes Vendor Advisory |
| http://seclists.org/fulldisclosure/2026/Sep/89 | Mailing List Third Party Advisory |
| http://seclists.org/fulldisclosure/2026/Sep/90 | Mailing List Third Party Advisory |
| http://seclists.org/fulldisclosure/2026/Sep/91 | Mailing List Third Party Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-86950 | US Government Resource |
Configurations
Configuration 1 (hide)
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History
27 Oct 2026, 12:29
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://support.apple.com/en-us/149225 - Release Notes, Vendor Advisory |
26 Oct 2026, 21:20
| Type | Values Removed | Values Added |
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| Summary | (en) An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.11 and iPadOS 18.7.11, iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, macOS Tahoe 26.7.1. Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27. | |
| References |
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29 Sep 2026, 16:08
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Apple macos
Apple iphone Os Apple Apple ipados |
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| CPE | cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
|
| References | () https://support.apple.com/en-us/149226 - Release Notes, Vendor Advisory | |
| References | () https://support.apple.com/en-us/149228 - Release Notes, Vendor Advisory | |
| References | () https://support.apple.com/en-us/149229 - Release Notes, Vendor Advisory | |
| References | () http://seclists.org/fulldisclosure/2026/Sep/89 - Mailing List, Third Party Advisory | |
| References | () http://seclists.org/fulldisclosure/2026/Sep/90 - Mailing List, Third Party Advisory | |
| References | () http://seclists.org/fulldisclosure/2026/Sep/91 - Mailing List, Third Party Advisory | |
| References | () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-86950 - US Government Resource |
29 Sep 2026, 15:17
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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29 Sep 2026, 08:17
| Type | Values Removed | Values Added |
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| References |
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28 Sep 2026, 20:17
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-09-28 20:17
Updated : 2026-10-27 12:29
NVD link : CVE-2026-86950
Mitre link : CVE-2026-86950
CVE.ORG link : CVE-2026-86950
JSON object : View
Products Affected
apple
- macos
- iphone_os
- ipados
CWE
CWE-787
Out-of-bounds Write