What is CVE-2026-14074?

CVE-2026-14074 is a medium-severity vulnerability in Apple Iphone OS, classified under CWE-1300. CVSS score: 6.5/10. Published 2026-06-30.

How severe is CVE-2026-14074?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Apple Iphone OS

CVE-2026-14074

Side-channel information leakage in WebAuthentication in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

EPSS: 0.003 (20.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Apple Iphone_os
Google Chrome — versions 150.0.7871.47

Weakness classification (CWE)

CWE-1300

References

chrome-cve-admin@google.com (Release Notes, Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required)

Frequently asked questions

What is CVE-2026-14074?: CVE-2026-14074 is a medium-severity vulnerability in Apple Iphone OS, classified under CWE-1300. CVSS score: 6.5/10. Published 2026-06-30.
How severe is CVE-2026-14074?: Medium severity. CVSS v3 base score is 6.5 out of 10.