BaseFortify

Publication date: 2026-06-30

Last updated on: 2026-06-30

Assigner: Chrome

Description

Insufficient validation of untrusted input in DeviceBoundSessionCredentials in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-30

Last Modified

2026-06-30

Generated

2026-07-01

AI Q&A

2026-07-01

EPSS Evaluated

N/A

NVD

CVE-2026-13921

EUVD

EUVD-2026-40607

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 150.0.7871.47 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability involves insufficient validation of untrusted input in the DeviceBoundSessionCredentials component of Google Chrome versions prior to 150.0.7871.47. It allows a remote attacker to bypass the same origin policy by using a specially crafted HTML page.

Impact Analysis

The vulnerability can allow a remote attacker to bypass the same origin policy, which is a fundamental security mechanism in web browsers that restricts how documents or scripts loaded from one origin can interact with resources from another origin. Bypassing this policy could lead to unauthorized access to sensitive information or actions within the browser.

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