CVE-2026-84353: Use After Free

Q: What does an attacker need to exploit this issue?

The attacker needs to convince a user to interact with a crafted HTML page. The issue is described as remotely exploitable through social engineering.

Q: What is the potential impact of successful exploitation?

A successful attacker could execute arbitrary code outside Chrome's sandbox. Chromium rates the issue as Critical.

Q: Which Chrome installations are affected?

Google Chrome on Android versions prior to 152.0.7977.75 are affected. The provided information does not state whether Shared Tab Groups must be enabled or used for exploitation.

Published Sep 1, 2026

Updated

Use after free in Shared Tab Groups in Google Chrome on on Android prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

Affected Software

1 affected component

Google Google Chrome<152.0.7977.75

Event History

Sep 1, 2026

CVE Published

via MITRE·11:42 PM

Data Sourced

via MITRE·11:42 PM

DescriptionWeakness

Frequently Asked Questions

What does an attacker need to exploit this issue?

The attacker needs to convince a user to interact with a crafted HTML page. The issue is described as remotely exploitable through social engineering.

What is the potential impact of successful exploitation?

A successful attacker could execute arbitrary code outside Chrome's sandbox. Chromium rates the issue as Critical.

Which Chrome installations are affected?

Google Chrome on Android versions prior to 152.0.7977.75 are affected. The provided information does not state whether Shared Tab Groups must be enabled or used for exploitation.