CVE-2026-84634

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 28/100
Published: 2026-10-26 Modified: 2026-11-03 First seen: 2026-10-29 Status: active

Attack Surface

No Interaction Integ. Impact

CVSS Vector Breakdown

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

Description

A race condition was addressed with additional validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27. 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
Apple macOS 0 < 27
Apple visionOS 0 < 27
apple ipados < 27.0
apple iphone_os < 27.0
apple macos < 27.0
apple visionos < 27.0

Bug Bounty Relevance

28 / 100
✓ No user interaction

CVSS Score

6.3 / 10.0 v3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H

EPSS — Exploitation Probability

0.10%
Raw Score 0.000950
Percentile 0.6%
Date 2026-11-07

EPSS Trend

2026-11-07
0.00095
2026-11-06
0.00095
2026-11-05
0.00095
2026-11-04
0.00095
2026-11-03
0.00095
2026-11-02
0.00169
2026-11-01
0.00169
2026-10-31
0.00169
2026-10-30
0.00169
2026-10-29
0.00169
2026-10-28
0.00169

Intelligence Sources

mitre ref →
nvd ref →