CVE-2026-28991Published

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.8.2, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause a denial-of-serv…

Exact source revision recorded 26 Oct 2026 21:35:30 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-28991

Published

iOS and iPadOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Apple",
                    "product": "iOS and iPadOS",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "26.5",
                            "versionType": "custom"
                        }
                    ]
                }

macOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Apple",
                    "product": "macOS",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "15.8.2",
                            "versionType": "custom"
                        },
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "26.5",
                            "versionType": "custom"
                        }
                    ]
                }

tvOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Apple",
                    "product": "tvOS",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "26.5",
                            "versionType": "custom"
                        }
                    ]
                }

visionOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Apple",
                    "product": "visionOS",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "26.5",
                            "versionType": "custom"
                        }
                    ]
                }

watchOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Apple",
                    "product": "watchOS",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "26.5",
                            "versionType": "custom"
                        }
                    ]
                }