CVE-2026-19557

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

11/08/2026

Last modified:

17/08/2026

Description

Use after free in TabStrip in Google Chrome on Mac prior to 151.0.7922.137 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.30 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High