CVE-2026-121175
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Improper Resource Exposure in ORB in Google Chrome

Publication date: 2026-11-03

Last updated on: 2026-11-03

Assigner: Chrome

Description
Improper resource exposure in ORB in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)

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Meta Information

Published
2026-11-03
Last Modified
2026-11-03
Generated
2026-11-04
AI Q&A
2026-11-04
EPSS Evaluated
N/A
NVD
CVE-2026-121175
EUVD
EUVD-2026-116357

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Chrome 157.0.8103.38

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-668 The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.

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Executive Summary

This vulnerability involves improper resource exposure in the ORB (Offscreen Rendering Buffer) of Google Chrome before version 157.0.8103.38. A remote attacker could exploit a crafted HTML page to bypass site isolation, potentially accessing resources from different sites.

Impact Analysis

An attacker could use this flaw to access sensitive data from other websites you visit, increasing the risk of data theft or privacy breaches. It may also enable cross-site scripting or other attacks if combined with other vulnerabilities.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR's data protection principles or HIPAA's confidentiality requirements. Organizations may face compliance penalties if user data is compromised due to this issue.

Mitigation Strategies

Update Google Chrome to version 157.0.8103.38 or later to address the vulnerability.

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