CVE-2026-113036: Incorrect authorization in HTML

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

The attacker would need to get a user to load a crafted HTML page, such as through a malicious website or HTML content delivered by another means.

Q: Is the impact limited to the browser sandbox?

The reported potential code execution is inside the Chrome sandbox. The provided information does not indicate sandbox escape or execution at the underlying operating-system privilege level.

Q: Which Chrome versions should be remediated?

Google Chrome versions prior to 156.0.8078.47 are affected. Update Chrome to 156.0.8078.47 or later.

Published Aug 27, 2026

Updated

Chromium CVE-2026-113036: Memory corruption

Other sources

Incorrect authorization in HTML in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

— NVD

Memory corruption in HTML in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Low)

— MITRE

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Credit

Google

Affected Software

9 affected componentsFixes available

Google Chrome<156.0.8078.47

Microsoft Edge (Chromium-based)<156.0.4314.42

156.0.4314.42

Microsoft Edge<156.0.4314.42

156.0.4314.42

Google Chrome<156.0.8078.47

156.0.8078.47

Google Chrome<156.0.8078.47

debian/chromium<156.0.8078.47-1~deb12u1

156.0.8078.47-1~deb12u1

debian/chromium<156.0.8078.47-1~deb13u1

156.0.8078.47-1~deb13u1

debian/chromium<156.0.8078.47-1

156.0.8078.47-1

debian/chromium<=150.0.7871.100-1~deb12u1, <=150.0.7871.181-1~deb13u1

156.0.8078.79-1~deb12u1156.0.8078.79-1~deb13u1156.0.8078.79-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 156.0.4314.42
Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 156.0.8078.47
Upgrade
Upgrade debian/chromium to a version that resolves this vulnerability.
Fixed in 156.0.8078.47-1~deb12u1
Upgrade
Upgrade debian/chromium to a version that resolves this vulnerability.
Fixed in 156.0.8078.47-1~deb13u1
Upgrade
Upgrade debian/chromium to a version that resolves this vulnerability.
Fixed in 156.0.8078.47-1
Upgrade
Upgrade debian/chromium to a version that resolves this vulnerability.
Fixed in 156.0.8078.79-1~deb12u1Fixed in 156.0.8078.79-1~deb13u1Fixed in 156.0.8078.79-1
Upgrade
Upgrade Google Chrome to a version that resolves this vulnerability.
Fixed in 156.0.8078.47

Event History

Aug 27, 2026

CVE Published

12:00 AM

Data Sourced

12:00 AM

SeverityWeaknessAffected Software

Oct 20, 2026

CVE Published

via MITRE·09:02 PM

Data Sourced

via MITRE·09:02 PM

DescriptionWeakness

Data Sourced

via NVD·10:18 PM

DescriptionSeverityWeaknessAffected Software

Data Sourced

via OSV·10:18 PM

DescriptionSeverityAffected Software

Oct 23, 2026

Data Sourced

via Microsoft·02:32 AM

DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

What does an attacker need to exploit this issue?

The attacker would need to get a user to load a crafted HTML page, such as through a malicious website or HTML content delivered by another means.

Is the impact limited to the browser sandbox?

The reported potential code execution is inside the Chrome sandbox. The provided information does not indicate sandbox escape or execution at the underlying operating-system privilege level.

Which Chrome versions should be remediated?

Google Chrome versions prior to 156.0.8078.47 are affected. Update Chrome to 156.0.8078.47 or later.

CVE-2026-113036: Incorrect authorization in HTML

Other sources

Credit

Affected Software

Remediation

Event History

Parent advisories

Peer vulnerabilities

Frequently Asked Questions

What does an attacker need to exploit this issue?

Is the impact limited to the browser sandbox?

Which Chrome versions should be remediated?

Company

Resources

Contact