What is CVE-2025-30434?

CVE-2025-30434 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Cross-site Scripting. CVSS score: 5.0/10. Published 2025-03-31.

How severe is CVE-2025-30434?

Medium severity. CVSS v3 base score is 5.0 out of 10.

XSS in Apple iOS And Ipados

CVE-2025-30434

The issue was addressed with improved input sanitization. This issue is fixed in iOS 18.4 and iPadOS 18.4. Processing a maliciously crafted file may lead to a cross site scripting attack.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (16.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Apple Ios And Ipados — versions 0
Apple Ipados
Apple Iphone_os

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

product-security@apple.com (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-30434?: CVE-2025-30434 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Cross-site Scripting. CVSS score: 5.0/10. Published 2025-03-31.
How severe is CVE-2025-30434?: Medium severity. CVSS v3 base score is 5.0 out of 10.