CVE-2026-84494

HIGH
MEDIUM Priority: 0.01 BB Relevance: 39/100
Published: 2026-10-26 Modified: 2026-11-04 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Interaction Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: High
A: High

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. An app may be able to cause unexpected system termination or write kernel memory.

Weakness Classification (1)

Affected Software (7)

VendorProductVersion
Apple iOS and iPadOS 0 < 27.2
Apple macOS 0 < 27.2
Apple visionOS 0 < 27.2
apple ipados < 26.7.2
apple iphone_os < 26.7.2
apple macos < 27.0
apple visionos < 27.2

Bug Bounty Relevance

39 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

7.1 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

EPSS — Exploitation Probability

0.19%
Raw Score 0.001910
Percentile 8.8%
Date 2026-11-07

EPSS Trend

2026-11-07
0.00191
2026-11-06
0.00191
2026-11-05
0.00191
2026-11-04
0.00191
2026-11-03
0.00191
2026-11-02
0.00228
2026-11-01
0.00228
2026-10-31
0.00228
2026-10-30
0.00228
2026-10-29
0.00228
2026-10-28
0.00228

Intelligence Sources

mitre ref →
nvd ref →