CVE-2026-28946

MEDIUM

macOS < 26.5 - Use-After-Free via Maliciously Crafted Web Content

Title source: llm

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, macOS Tahoe 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.

References (2)

Core 2

Core References

https://support.apple.com/en-us/127115

https://support.apple.com/en-us/127121

Scores

CVSS v3 6.5

EPSS 0.0004

EPSS Percentile 11.8%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-416

Status published

Products (3)

Apple/macOS < 26.5

apple/macos 26.0 - 26.5

Apple/Safari < 26.5

Published May 11, 2026

Tracked Since May 12, 2026