CVE-2026-106231: Uninitialized resource in Google Chrome
Description
CVE-2026-106231 is a high-severity vulnerability in Google Chrome on Mac platforms prior to version 155.0.8059.39. It involves an uninitialized resource in the Dawn component that allows a remote attacker to read memory outside the sandbox by using a crafted HTML page. This vulnerability could lead to unauthorized information disclosure.
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CVE-2026-106231, affects Google Chrome on Mac systems before version 155.0.8059.39. The issue arises from an uninitialized resource in the Dawn component, which can be exploited remotely via a specially crafted HTML page to read memory outside the browser's sandbox. This flaw compromises the browser's memory isolation, potentially exposing sensitive information.
Potential Impact
An attacker can remotely exploit this vulnerability to read memory outside the sandbox in affected versions of Google Chrome on Mac. This could lead to unauthorized disclosure of sensitive information from the browser's memory space. The Chromium security team has rated this vulnerability as high severity.
Mitigation Recommendations
A fix is available in Google Chrome version 155.0.8059.39. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html for more details.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:32:22.835Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac5463d2cdf04f656d49d4e
Added to database: 10/06/2026, 19:04:29 UTC
Last enriched: 10/06/2026, 22:19:05 UTC
Last updated: 10/07/2026, 02:48:29 UTC
Views: 3
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