CVE-2026-9963CWE-457

Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to…

High · published May 28, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
32.5
In the wild
Unconfirmed
What it is

Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00395 · 32.5th percentile
Weakness
CWE-457 · Use of Uninitialized Variable
Published
2026-05-28T22:25Z
EPSS history
Timeline
  • 28 MAY 22:25Z
    Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to…
    cvelistv5