CVE-2026-106260

Analyzed Analyzed - Analysis Complete

Incorrect Authorization in Google Chrome DevTools

Publication date: 2026-10-06

Last updated on: 2026-10-07

Assigner: Chrome

Description

Incorrect authorization in DevTools in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-10-06

Last Modified

2026-10-07

Generated

2026-10-19

AI Q&A

2026-10-06

EPSS Evaluated

2026-10-18

NVD

CVE-2026-106260

EUVD

EUVD-2026-93606

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 155.0.8059.39 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-863	The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Attack-Flow Graph

Executive Summary

This vulnerability involves incorrect authorization in Google Chrome's DevTools. A remote attacker could trick a user into visiting a crafted HTML page, which would then leak cross-origin data due to improper access controls.

Detection Guidance

This vulnerability involves incorrect authorization in DevTools in Google Chrome. Detection primarily requires checking the installed Chrome version. Use commands like 'google-chrome --version' or 'chrome://settings/help' to verify if your version is below 155.0.8059.39. If so, update immediately.

Impact Analysis

If exploited, this could allow an attacker to access sensitive data from other websites you visit while using Chrome's DevTools. This might include personal information, login credentials, or other confidential data.

Compliance Impact

This vulnerability involves incorrect authorization in DevTools allowing cross-origin data leaks via social engineering. While it may not directly violate GDPR or HIPAA, it could contribute to unauthorized data exposure, potentially impacting compliance with data protection requirements that mandate strict access controls and confidentiality.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later to address the vulnerability.

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