CVE-2026-113083: Missing authorization in Actor

Q: Which systems are affected?

Google Chrome on Android is affected when running a version earlier than 156.0.8078.47. The provided information does not identify any other platforms as affected.

Q: What must an attacker do to exploit this issue?

An attacker must cause a user to process a crafted HTML page remotely. Successful exploitation can execute arbitrary code within Chrome's sandbox.

Q: How can I determine whether a device needs remediation?

Check the installed Google Chrome version on Android. Versions earlier than 156.0.8078.47 should be updated to that version or later.

Published Sep 18, 2026

Updated

Chromium CVE-2026-113083: Memory corruption

Other sources

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

— MITRE

Missing authorization in Actor in Google Chrome on on Android prior to 156.0.8078.47 allowed a local attacker to spoof UI elements via a co-installed app. (Chromium security severity: Low)

— NVD

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

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

All of the following

Google Chrome<156.0.8078.47

Google Android

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 for Android to a version that resolves this vulnerability.
Fixed in 156.0.8078.47

Event History

Sep 18, 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·02:38 AM

DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

Which systems are affected?

Google Chrome on Android is affected when running a version earlier than 156.0.8078.47. The provided information does not identify any other platforms as affected.

What must an attacker do to exploit this issue?

An attacker must cause a user to process a crafted HTML page remotely. Successful exploitation can execute arbitrary code within Chrome's sandbox.

How can I determine whether a device needs remediation?

Check the installed Google Chrome version on Android. Versions earlier than 156.0.8078.47 should be updated to that version or later.

CVE-2026-113083: Missing authorization in Actor

Other sources

Credit

Affected Software

Remediation

Event History

Parent advisories

Peer vulnerabilities

Frequently Asked Questions

Which systems are affected?

What must an attacker do to exploit this issue?

How can I determine whether a device needs remediation?

Company

Resources

Contact