CVE-2026-84604

HIGH
MEDIUM Priority: 0.02 BB Relevance: 41/100
Published: 2026-10-26 Modified: 2026-11-03 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Auth Conf. Impact Integ. Impact

CVSS Vector Breakdown

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

Description

A stack buffer overflow was addressed through improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted audit file may corrupt process memory.

Weakness Classification (2)

Affected Software (4)

VendorProductVersion
Apple macOS 0 < 15.8.2
Apple macOS 0 < 26.7.2
Apple macOS 0 < 27
apple macos 15.0 – 15.8.2

Bug Bounty Relevance

41 / 100
✓ No authentication
✓ Low complexity

CVSS Score

7.8 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.21%
Raw Score 0.002070
Percentile 10.9%
Date 2026-11-05

EPSS Trend

2026-11-05
0.00207
2026-11-04
0.00207
2026-11-03
0.00207
2026-11-02
0.00241
2026-11-01
0.00241
2026-10-31
0.00241
2026-10-30
0.00241
2026-10-29
0.00241
2026-10-28
0.00241

Intelligence Sources

mitre ref →
nvd ref →