CVE-2026-20624

MEDIUM

macOS < 14.8.4, < 15.7.4, < 26.3 - Unprotected User Data Exposure via Injection Issue

Title source: llm
STIX 2.1

Description

An injection issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An app may be able to access sensitive user data.

References (3)

Core 3
Core References
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126348
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126349
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126350

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 0.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (4)
Apple/macOS < 14.8.4
Apple/macOS < 15.7.4
Apple/macOS < 26.3
apple/macos 14.0 - 14.8.4
Published Feb 11, 2026
Tracked Since Feb 18, 2026