CVE-2026-28917

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 59/100
Published: 2026-05-11 Modified: 2026-10-25 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Unchanged
C: None
I: None
A: Low

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.

Weakness Classification (1)

Affected Software (8)

VendorProductVersion
apple ipados < 18.7.9
apple ipados 26.0 – 26.5
apple iphone_os < 18.7.9
apple iphone_os 26.0 – 26.5
apple macos 26.0 – 26.5
apple tvos < 26.5
apple visionos < 26.5
apple watchos < 26.5

References & Advisories (7)

https://support.apple.com/en-us/127110
Release Notes Vendor Advisory
https://support.apple.com/en-us/127111
Release Notes Vendor Advisory
https://support.apple.com/en-us/127115
Release Notes Vendor Advisory
https://support.apple.com/en-us/127118
Release Notes Vendor Advisory
https://support.apple.com/en-us/127119
Release Notes Vendor Advisory
https://support.apple.com/en-us/127120
Release Notes Vendor Advisory

Bug Bounty Relevance

59 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

4.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS — Exploitation Probability

0.30%
Raw Score 0.002960
Percentile 22.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00296
2026-10-28
0.00296

Intelligence Sources

nvd ref →