CVE-2026-4458CWE-416

Use after free in Extensions in Google Chrome prior to 146.0.7680.153 allowed an attacker who convinced a user to install a malicious extension to potentially…

High · published March 20, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
17.0
In the wild
Unconfirmed
What it is

Use after free in Extensions in Google Chrome prior to 146.0.7680.153 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00262 · 17.0th percentile
Weakness
CWE-416 · Use After Free
Published
2026-03-20T01:34Z
EPSS history
Timeline
  • 20 MAR 01:34Z
    Use after free in Extensions in Google Chrome prior to 146.0.7680.153 allowed an attacker who convinced a user to install a malicious extension to potentially…
    cvelistv5