7.5 High

CVE-2026-86986 A use-after-free issue was addressed with improved memory management

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

CVSS 3.1 detail

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitable remotely over the network, without an account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector: Network
Attack complexity: Low
Privileges required: None
Interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

Affected products and versions

Product	Affected versions	Fixed in
Safari 27.2	earliest → < 27.2	27.2
iOS and iPadOS 27.2	earliest → < 27.2	27.2
iOS and iPadOS 26.7	earliest → < 26.7.2	26.7.2
macOS 27.2	earliest → < 27.2	27.2
visionOS 27.2	earliest → < 27.2	27.2

References

support.apple.com support.apple.com
support.apple.com support.apple.com
support.apple.com support.apple.com
support.apple.com support.apple.com
support.apple.com support.apple.com

Timeline

Published October 26, 2026
Last modified November 4, 2026

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