CVE-2026-28917

MEDIUM

iOS and iPadOS < 18.7.9 and < 26.5 - Denial of Service via Malicious Web Content

Title source: llm
STIX 2.1

Description

The issue was addressed with improved input validation. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

References (7)

Core 7

Scores

CVSS v3 4.3
EPSS 0.0017
EPSS Percentile 37.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (13)
Apple/iOS and iPadOS < 18.7.9
Apple/iOS and iPadOS < 26.5
apple/ipados < 18.7.9
apple/iphone_os < 18.7.9
Apple/macOS < 26.5
apple/macos 26.0 - 26.5
Apple/Safari < 26.5
Apple/tvOS < 26.5
apple/tvos < 26.5
Apple/visionOS < 26.5
... and 3 more
Published May 11, 2026
Tracked Since May 12, 2026