CVE-2026-113152: Confused deputy in SignIn

Q: Which Chrome versions are affected?

Google Chrome versions earlier than 156.0.8078.47 are affected. Updating to version 156.0.8078.47 or later addresses the issue.

Q: What would an attacker need to exploit this vulnerability?

An attacker would need to induce a user to load a crafted HTML page remotely. Successful exploitation could potentially result in arbitrary code execution inside the Chrome sandbox.

Q: Does exploitation escape the Chrome sandbox?

The available information states that potential arbitrary code execution occurs inside the sandbox. It does not indicate that this issue alone enables a sandbox escape.

Published Jun 12, 2026

Updated

Chromium CVE-2026-113152: Memory corruption

Other sources

Confused deputy in SignIn in Google Chrome prior to 156.0.8078.47 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted Chrome extension. (Chromium security severity: Low)

— NVD

Memory corruption in SignIn 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

8 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

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

Jun 12, 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·10:19 PM

DescriptionSeverityWeaknessAffected Software

Data Sourced

via OSV·10:19 PM

DescriptionSeverityAffected Software

Oct 23, 2026

Data Sourced

via Microsoft·02:35 AM

DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

Which Chrome versions are affected?

Google Chrome versions earlier than 156.0.8078.47 are affected. Updating to version 156.0.8078.47 or later addresses the issue.

What would an attacker need to exploit this vulnerability?

An attacker would need to induce a user to load a crafted HTML page remotely. Successful exploitation could potentially result in arbitrary code execution inside the Chrome sandbox.

Does exploitation escape the Chrome sandbox?

The available information states that potential arbitrary code execution occurs inside the sandbox. It does not indicate that this issue alone enables a sandbox escape.

CVE-2026-113152: Confused deputy in SignIn

Other sources

Credit

Affected Software

Remediation

Event History

Parent advisories

Peer vulnerabilities

Frequently Asked Questions

Which Chrome versions are affected?

What would an attacker need to exploit this vulnerability?

Does exploitation escape the Chrome sandbox?

Company

Resources

Contact