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Google Chrome 143 Update Addresses 13 Vulnerabilities Including High-Severity V8 Type Confusion

Patch & Detection Intelligence · 2 sources · Updated 4mo ago · First seen Dec 4, 2025

Google released Chrome version 143 for the Stable Channel, addressing 13 security vulnerabilities, including a high-severity type confusion flaw in the V8 JavaScript engine. The V8 vulnerability was notable enough to earn an $11,000 bug bounty, highlighting its potential impact on user security. The update is available for Windows, Mac, and Linux platforms, and users are strongly encouraged to apply the patch to mitigate exploitation risks.

The Canadian Centre for Cyber Security issued an advisory urging administrators and users to update Chrome to version 143.0.7499.40/41 (Windows/Mac) and 143.0.7499.40 (Linux) or later. The advisory underscores the importance of timely updates to address these vulnerabilities and maintain the security of desktop environments running Google Chrome.

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Event timeline

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Events from the most recent confirmed update back to the earliest known activity.

2 events · Dec 3, 2025

Dec 3, 202511mo ago
Canadian Centre for Cyber Security issues Chrome 143 security advisory
The Canadian Centre for Cyber Security published advisory AV25-802 to notify users and organizations about the Google Chrome security update and associated vulnerabilities. The advisory directed affected users to apply the latest Chrome update.
Dec 3, 202511mo ago
Google releases Chrome 143 Stable with fixes for 13 vulnerabilities
Google released Chrome 143 Stable to address 13 security flaws, including a high-severity V8 type confusion issue. One of the reported bugs earned an $11,000 bounty, indicating external researcher disclosure as part of the release.

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Security Online InfoNews · Dec 3, 2025

Chrome 143 Stable Fixes 13 Flaws: High-Severity V8 Type Confusion Earns $11,000 BountyOpen source ↗

Ca CcsNews · Dec 3, 2025

Google Chrome security advisory (AV25-802)Open source ↗

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Google Chrome 143 Update Addresses 13 Vulnerabilities Including High-Severity V8 Type Confusion

How this story unfolded

Canadian Centre for Cyber Security issues Chrome 143 security advisory

Google releases Chrome 143 Stable with fixes for 13 vulnerabilities

Related entities

Organizations

Sources

See the full picture, correlated to your attack surface.

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Google Chrome 143 Update Addresses 13 Vulnerabilities Including High-Severity V8 Type Confusion

How this story unfolded

Canadian Centre for Cyber Security issues Chrome 143 security advisory

Google releases Chrome 143 Stable with fixes for 13 vulnerabilities

Related entities

Organizations

Sources

See the full picture, correlated to your attack surface.

Related stories

Critical Vulnerabilities Patched in Google Chrome 142 Stable Release

Google Chrome Updates Patch Actively Exploited V8 Flaw and Multiple Critical Bugs

Google Chrome Update Addresses High-Risk WebGPU and V8 Vulnerabilities