CVE-2026-9921CWE-457

Uninitialized Use in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin information via a crafted HTML…

Medium · published May 28, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
19.7
In the wild
Unconfirmed
What it is

Uninitialized Use in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin information via a crafted HTML page. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00282 · 19.7th percentile
Weakness
CWE-457 · Use of Uninitialized Variable
Published
2026-05-28T22:25Z
EPSS history
Timeline
  • 28 MAY 22:25Z
    Uninitialized Use in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin information via a crafted HTML…
    cvelistv5