XSS in Apple macOS
CVE-2025-43229
This issue was addressed through improved state management. This issue is fixed in Safari 18.6, macOS Sequoia 15.6. Processing maliciously crafted web content may lead to universal cross site scripting.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (23.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Apple macOS — versions 0
- Apple Safari — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.apple.com/en-us/124149 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/124152 (Release Notes, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-43229?
- CVE-2025-43229 is a medium-severity vulnerability in Apple macOS, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-07-30.
- How severe is CVE-2025-43229?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2025-43229 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.