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CVE-2026-86918

Type: advisorySource: Official CVE List1 source record

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted image may lead to unexpected app termination.

Announced Source revision 1
Original source ↗

CVE-2026-86918

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-86918

iOS and iPadOS

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

macOS

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

tvOS

Source reference: /containers/cna/affected/2/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

visionOS

Source reference: /containers/cna/affected/3/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

watchOS

Source reference: /containers/cna/affected/4/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Apple",
    "product": "iOS and iPadOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "macOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "tvOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "visionOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "watchOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  }
]
Related CVEs
CVE-2026-86918

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#42200 · Revision 1
Added to Heist Feed
Publisher date
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