CVE-2026-9966
Undergoing Analysis Undergoing Analysis - In Progress
Integer Overflow in XML Parsing in Google Chrome

Publication date: 2026-05-28

Last updated on: 2026-05-29

Assigner: Chrome

Description
Integer overflow in XML in Google Chrome on Windows prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-05-28
Last Modified
2026-05-29
Generated
2026-05-29
AI Q&A
2026-05-29
EPSS Evaluated
N/A
NVD
CVE-2026-9966
EUVD
EUVD-2026-33108
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome 148.0.7778.216
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-472 The web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is an integer overflow in the XML processing component of Google Chrome on Windows versions prior to 148.0.7778.216. It allows a remote attacker who has already compromised the renderer process to potentially escape the browser's sandbox by using a specially crafted HTML page.


How can this vulnerability impact me? :

If exploited, this vulnerability could allow an attacker to escape the sandbox environment of the browser, potentially gaining higher privileges on the affected system. This could lead to unauthorized access, execution of arbitrary code, or further compromise of the system beyond the browser.


Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70
EPSS Chart