CVE-2026-12012CWE-416

Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption…

High · published June 11, 2026

CVSS v3.1
8.1
EPSS
0%
Percentile
12.4
In the wild
Unconfirmed
What it is

Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00225 · 12.4th percentile
Weakness
CWE-416 · Use After Free
Published
2026-06-11T20:48Z
EPSS history
Timeline
  • 11 JUN 20:48Z
    Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption…
    cvelistv5