CVE-2026-28918

MEDIUM
MEDIUM Priority: 0.03 BB Relevance: 63/100
Published: 2026-05-11 Modified: 2026-10-26 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: High

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Parsing a maliciously crafted file may lead to an unexpected app termination.

Weakness Classification (2)

Affected Software (6)

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

References & Advisories (5)

https://support.apple.com/en-us/127110
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

63 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

6.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.49%
Raw Score 0.004870
Percentile 41.8%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00487
2026-10-28
0.00487

Intelligence Sources

nvd ref →