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Vulnerabilities

Vulnerability · CVE-2019-8506

Apple Multiple Products Type Confusion Vulnerability

Published Dec 18, 2019 · catalog updated Jun 16, 2026 · Apple Multiple Products

Patch now

CVE-2019-8506 is in the CISA known-exploited catalog, due May 25, 2022. Confirm Apple Multiple Products against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
High8.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
16.16%
Remediation
Remediation guidance
Affected products
cpe apple/icloud · cpe apple/iphone os · cpe apple/itunes · cpe apple/safari · cpe apple/tvos · cpe apple/watchos

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/icloudversion unspecified
  • cpe apple/iphone osversion unspecified
  • cpe apple/itunesversion unspecified
  • cpe apple/safariversion unspecified
  • cpe apple/tvosversion unspecified
  • cpe apple/watchosversion unspecified
  • cpe redhat/enterprise linux desktop7.0
  • cpe redhat/enterprise linux server7.0
  • vendor Apple Multiple Productsversion unspecified

How to fix CVE-2019-8506

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-8506 is in the CISA known-exploited catalog, due May 25, 2022. Confirm Apple Multiple Products against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with redhat/enterprise linux desktop 7.0; redhat/enterprise linux server 7.0. Apply updates per vendor instructions.

What should an analyst verify?

CWE-843: Access of Resource Using Incompatible Type (Type Confusion). EPSS 16.16%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 18, 2019 · Catalog

    Detected

    A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

  2. May 4, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 25, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

Sources

  • CISA KEVConfirmed exploitationCVE-2019-8506

    A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2019-8506

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-8506

    30-day exploitation probability 16.2%

    first.org
  • Exploit DatabasePublic exploit reference46647

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-2019-8506

    A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2019-8506

    A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.