CRITICAL

CVE-2019-8647

CVSS v3

9.8

CRITICAL

EPSS Score

13.5 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2019-8647 yet.

Full record on NVD

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.4, tvOS 12.4, watchOS 5.3. A remote attacker may be able to cause arbitrary code execution.

Technical details

Published: 2019-12-18
Exploit-DB: EDB-47192

Frequently asked questions

What is CVE-2019-8647?

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.4, tvOS 12.4, watchOS 5.3. A remote attacker may be able to cause arbitrary code execution.

Is CVE-2019-8647 actively exploited?

Active exploitation of CVE-2019-8647 has not been confirmed. Its EPSS score was 13.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-8647?

CVE-2019-8647 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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