Google Chrome 153 Update Fixes 42 Security Flaws, Including 3 Critical Ones

Cyber Security Newsby Guru BaranSep 16, 2026 · 03:01 UTC (Sep 16, 2026)4 min read4 · 1 read

AI summary · glm-5.3Summaries by Vani AI

Google shipped Chrome 153 fixing 42 vulnerabilities, including three Critical use-after-free and out-of-bounds bugs, with no active exploitation reported.

Google's Chrome 153 Stable channel update (153.0.8010.47/.48 for Windows/macOS, 153.0.8010.47 for Linux) patches 42 vulnerabilities: three Critical, 27 High, ten Medium, and one Low. The Critical flaws are CVE-2026-91721 (use-after-free in Internals), CVE-2026-91749 (use-after-free in Workers), and CVE-2026-91726 (out-of-bounds read in WebGL). Google's bulletin states none of the patched issues are actively exploited, and detailed bug links remain restricted until most users receive the fixes. Bug bounty awards include $1,500 to Hafiizh for CVE-2026-91724 and $1,000 to Jihyeon Jeong of Seoul National University for CVE-2026-91728.

Key facts

Chrome 153 patches 42 flaws: 3 Critical, 27 High, 10 Medium, 1 Low
Critical bugs: use-after-free in Internals and Workers, WebGL out-of-bounds read
No active exploitation indicated in Google's advisory
High-severity fixes span V8, Skia, DOM, ServiceWorker, PDF, Auth, Extensions
Users and enterprises should update to 153.0.8010.47/.48 and relaunch promptly

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Tags: browser chrome google patch security-update use-after-free v8 webgl

Vulnerabilities mentioned

All

CVE	Vulnerability	CVSS	EPSS	Signals	Published
CVE-2026-91710 +29 related CVEs CVE-2026-91716 CVE-2026-91718 CVE-2026-91728 CVE-2026-91729 CVE-2026-91749 CVE-2026-91737 CVE-2026-91709 CVE-2026-91711 CVE-2026-91715 CVE-2026-91721 CVE-2026-91731 CVE-2026-91736+17 more	Use-After-Free in Google Chrome WebAppInstalls Allows Sandbox Escape RCE	9.6 group max	—		Sep 15, 2026

From the original article

4 min read at cybersecuritynews.com

Google has released an important Chrome 153 security update that fixes 42 vulnerabilities across the browser, including three bugs rated Critical. The Stable channel is moving to 153. 0.

Cyber Security News

By Guru Baran · cybersecuritynews.com

Read the full article at Cyber Security News

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