DEBIAN-CVE-2026-118344: Use After Free

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

An attacker needs to persuade a user to load a crafted HTML page. The attack can be delivered remotely and does not require attacker privileges.

Q: What is the stated execution scope if exploitation succeeds?

The vulnerability allows arbitrary code execution inside the browser sandbox. The provided information does not state that the attacker can escape the sandbox or execute code directly on the host.

Published Oct 27, 2026

Updated

Use after free in Layout in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

Affected Software

3 affected componentsFixes available

debian/chromium*

debian/chromium<156.0.8078.73-1~deb13u1

156.0.8078.73-1~deb13u1

debian/chromium*

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade debian/chromium to a version that resolves this vulnerability.
Fixed in 156.0.8078.73-1~deb13u1

Event History

Oct 27, 2026

CVE Published

via OSV·11:17 PM

Data Sourced

via OSV·11:17 PM

DescriptionSeverityAffected Software

Frequently Asked Questions

What does an attacker need to exploit this issue?

An attacker needs to persuade a user to load a crafted HTML page. The attack can be delivered remotely and does not require attacker privileges.

What is the stated execution scope if exploitation succeeds?

The vulnerability allows arbitrary code execution inside the browser sandbox. The provided information does not state that the attacker can escape the sandbox or execute code directly on the host.

DEBIAN-CVE-2026-118344: Use After Free

Affected Software

Remediation

Event History

Frequently Asked Questions

What does an attacker need to exploit this issue?

What is the stated execution scope if exploitation succeeds?

Company

Resources

Contact

Frequently Asked Questions

What does an attacker need to exploit this issue?

What is the stated execution scope if exploitation succeeds?