CVE-2019-8736

Name: CVE-2019-8736
Creator: NVD / NIST
Published: 2020-10-27T20:15:18.097+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2019-8736 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An input validation issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

An input validation issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15. An attacker in a privileged network position may be able to leak sensitive user information.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.78%

51.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Apple	Mac Os X	< 10.15

References

https://support.apple.com/en-us/HT210634Vendor Advisory
https://support.apple.com/en-us/HT210722Vendor Advisory
https://support.apple.com/en-us/HT210634Vendor Advisory
https://support.apple.com/en-us/HT210722Vendor Advisory

Timeline

Published: Oct 27, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-8736?

How severe is CVE-2019-8736?

CVE-2019-8736 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2019-8736?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-8736?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST