Dashboard / CVE-2026-84509

CVE-2026-84509

INFO Priority: 0.00 BB Relevance: 0/100
Published: 2026-09-14 Modified: 2026-10-26 First seen: 2026-10-29 Status: pending_score

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to unexpected system termination.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
apple macos 15.0 – 15.8

References & Advisories (3)

https://support.apple.com/en-us/149035
Release Notes Vendor Advisory
https://support.apple.com/en-us/149042
Release Notes Vendor Advisory
https://support.apple.com/en-us/149043
Release Notes Vendor Advisory

Bug Bounty Relevance

0 / 100

CVSS Score

Unscored

EPSS — Exploitation Probability

0.40%
Raw Score 0.004040
Percentile 34.6%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00404
2026-10-28
0.00404

Intelligence Sources

mitre ref →

External Links