Out-of-Bounds Access Vulnerability in Safari and Apple Operating Systems
CVE-2026-64719

8.1HIGH

Key Information:

Vendor

Apple

Vendor
CVE Published:
27 July 2026

What is CVE-2026-64719?

An out-of-bounds access issue was identified in Safari and various Apple operating systems, potentially allowing attackers to exploit vulnerabilities in how web content is processed. This could result in unexpected crashes of the Safari browser and impact the stability of devices running affected versions of iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. Apple has addressed this issue in the latest updates to enhance bounds checking and mitigate risks associated with maliciously crafted web content.

Affected Version(s)

iOS and iPadOS 0 < 26.6

macOS 0 < 26.6

Safari 0 < 26.6

References

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.