CVE-2026-79174: Incorrect authorization in Google Chrome
Description
CVE-2026-79174 is a vulnerability in Google Chrome prior to version 152.0.7977.65 involving incorrect authorization in the Extensions component. This flaw allows a remote attacker who has compromised the renderer process to bypass the web origin policy and access privileged pages via a crafted HTML page. The vulnerability has a CVSS score of 4.3, indicating medium severity.
CVSS v3.1
Score 4.3medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's Extensions prior to version 152.0.7977.65 permits an attacker with control over the renderer process to bypass the web origin policy, enabling access to privileged pages through a specially crafted HTML page. The issue stems from incorrect authorization checks within the Extensions component. The Chromium security team has rated this vulnerability as high severity internally, though the CVSS score is medium (4.3).
Potential Impact
An attacker who has already compromised the renderer process can exploit this vulnerability to bypass the web origin policy and access privileged pages, potentially leading to unauthorized information disclosure. There is no indication of integrity or availability impact. No known exploits are reported in the wild.
Mitigation Recommendations
A fixed version, 152.0.7977.65, is available. Users and administrators should update Google Chrome to version 152.0.7977.65 or later to remediate this vulnerability. Refer to the official Google Chrome stable channel update advisory for confirmation and update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:10:51.539Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9d9acd9273b49ac7151
Added to database: 08/25/2026, 20:23:53 UTC
Last enriched: 09/10/2026, 14:51:53 UTC
Last updated: 10/08/2026, 18:48:48 UTC
Views: 42
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