Is CVE-2019-8526 actively exploited?

CVE-2019-8526 has no public evidence of in-the-wild exploitation as of 2025-10-23.

What is the CVSS score for CVE-2019-8526?

CVE-2019-8526 has a CVSS score of 7.8 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2019-8526?

Patch guidance is available from apple security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2019-8526.

Fix CVE-2019-8526 - HIGH apple mac os x

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. An application may be able to gain elevated privileges.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: local
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-416 · Use After Free CWE-416 · Use After Free

Metadata

Primary Vendor: APPLE
Published: 12/18/2019
Last Modified: 10/23/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2019-8526

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary