What is CVE-2026-7931?

CVE-2026-7931 is a medium-severity vulnerability in Apple Iphone_os, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2026-05-06.

How severe is CVE-2026-7931?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Improper input validation in Apple Iphone_os

CVE-2026-7931

Insufficient validation of untrusted input in iOS in Google Chrome on iOS prior to 148.0.7778.96 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.001 (23.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

Affected products

Apple Iphone_os
Google Chrome — versions 148.0.7778.96

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

chrome-cve-admin@google.com (Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2026-7931?: CVE-2026-7931 is a medium-severity vulnerability in Apple Iphone_os, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2026-05-06.
How severe is CVE-2026-7931?: Medium severity. CVSS v3 base score is 5.4 out of 10.