CVE-2026-5859
Received Received - Intake
Integer Overflow in Chrome WebML Causes Critical Heap Corruption

Publication date: 2026-04-08

Last updated on: 2026-04-13

Assigner: Chrome

Description
Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
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Meta Information
Published
2026-04-08
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2026-04-09
EPSS Evaluated
2026-06-15
NVD
CVE-2026-5859
EUVD
EUVD-2026-20653
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 147.0.7727.55 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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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.
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Executive Summary

This vulnerability is an integer overflow in the WebML component of Google Chrome versions prior to 147.0.7727.55. It allows a remote attacker to potentially cause heap corruption by using a specially crafted HTML page.

Impact Analysis

The impact of this vulnerability could be severe as it may allow a remote attacker to exploit heap corruption, which can lead to arbitrary code execution or browser crashes when a user visits a maliciously crafted HTML page.

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