CVE-2026-28956

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

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

Weakness Classification (2)

Affected Software (8)

VendorProductVersion
apple ipados < 26.5
apple iphone_os < 26.5
apple macos 14.0 – 14.8.7
apple macos 15.0 – 15.7.7
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/127115
Release Notes Vendor Advisory
https://support.apple.com/en-us/127116
Release Notes Vendor Advisory
https://support.apple.com/en-us/127117
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

0.52%
Raw Score 0.005210
Percentile 44.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00521
2026-10-28
0.00521

Intelligence Sources

nvd ref →