CVE-2026-2345

Proctorio Chrome Extension is a browser extension used for online proctoring. The extension contains multiple window.addEventListener('message', ...) handlers that do not properly validate the origin of incoming messages. Specifically, an internal messaging bridge processes messages based solely on the presence of a fromWebsite property without verifying the event.origin attribute.
Configurations

No configuration.

History

11 Feb 2026, 15:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-02-11 15:16

Updated : 2026-02-11 15:27


NVD link : CVE-2026-2345

Mitre link : CVE-2026-2345

CVE.ORG link : CVE-2026-2345


JSON object : View

Products Affected

No product.

CWE
CWE-346

Origin Validation Error