XSS in Apple watchOS

CVE-2019-8764

A logic issue was addressed with improved state management. This issue is fixed in watchOS 6.1. Processing maliciously crafted web content may lead to universal cross site scripting.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.010 (58.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-8764?
CVE-2019-8764 is a medium-severity vulnerability in Apple watchOS, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-12-18.
How severe is CVE-2019-8764?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-8764 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.