# CVE-2026-121182: Google Chrome use after free in DOM

Source: https://junglewise.ai/threats/cve-2026-121182-use-after-free-in-dom-in-google-chrome-prior-to-157-0-8103-38  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-03. Updated: 2026-11-03  
License: CC BY 4.0 with a link back

CVE-2026-121182 · Severity: high · CVSS 8.8 · Published 2026-11-03

Google Chrome is a web browser used by billions of users to access the internet. A use-after-free vulnerability in Chrome's DOM (Document Object Model) processing allows an attacker to execute arbitrary code by sending a victim a specially crafted web page, potentially leading to complete browser compromise and data theft. This vulnerability affects all users of Chrome versions prior to 157.0.8103.38 on Windows, Mac, and Linux.

Technologies: [Google Chrome](https://junglewise.ai/threats/technologies/chrome). Vendors: [Google](https://junglewise.ai/threats/vendors/google).

## Quick answers

**Is CVE-2026-121182 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-121182 being exploited in the wild.

**How severe is CVE-2026-121182?** High severity, with a CVSS score of 8.8, published 3 November 2026.

**Which products and versions are affected?** Google Chrome prior to 157.0.8103.38.

**Is there a fix for CVE-2026-121182?** Yes: fixed in Chrome 157.0.8103.38 (Linux), 157.0.8103.39 (Windows/Mac). Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-121182 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-121182?** Check whether you run Google Chrome at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in Chrome 157.0.8103.38 (Linux), 157.0.8103.39 (Windows/Mac)

## Technical details

A use-after-free flaw in Chrome's DOM component allows remote code execution within the browser's sandbox when processing a malicious HTML page. The vulnerability requires no user authentication or special privileges, only that a user visits or is redirected to a malicious webpage. While sandboxed, successful exploitation could allow an attacker to read sensitive data, install malware, or pivot to other attack vectors.

## Affected products

- Google Chrome prior to 157.0.8103.38

## Timeline

- 2026-11-03: disclosed: Stable channel update published

## References

- [https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html](https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html)
- [https://issues.chromium.org/issues/576169244](https://issues.chromium.org/issues/576169244)

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