CVE-2019-8725

Name: CVE-2019-8725
Creator: NVD / NIST
Published: 2019-12-18T18:15:37.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.80%

Last modified Jun 17, 2026

CVE-2019-8725 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The issue was addressed with improved handling of service worker lifetime. This issue is fixed in Safari 13.0.1. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

The issue was addressed with improved handling of service worker lifetime. This issue is fixed in Safari 13.0.1. Service workers may leak private browsing history.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.80%

52.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apple	Safari	< 13.0.1

References

https://support.apple.com/HT210605Vendor Advisory
https://support.apple.com/HT210605Vendor Advisory

Timeline

Published: Dec 18, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-8725?

The issue was addressed with improved handling of service worker lifetime. This issue is fixed in Safari 13.0.1. Service workers may leak private browsing history.

How severe is CVE-2019-8725?

CVE-2019-8725 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.

How do I fix CVE-2019-8725?

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-2019-8725?

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

Scan your code now

Source: NVD / NIST