CVE-2026-79238: Incorrect authorization in Google Chrome
Description
Incorrect authorization in ServiceWorker in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted Chrome extension. (Chromium security severity: Medium)
CVSS v3.1
Score 4.3medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves incorrect authorization in the ServiceWorker feature of Google Chrome versions before 152.0.7977.65. An attacker can exploit this by leveraging social engineering to deliver a malicious Chrome extension that bypasses the web origin policy, potentially exposing some data. The CVSS score is 4.3 (medium), indicating a network attack vector with low complexity and requiring user interaction. The vulnerability does not affect integrity or availability.
Potential Impact
The impact is limited to confidentiality, with potential information disclosure due to bypassing the web origin policy. There is no impact on integrity or availability. Exploitation requires user interaction via social engineering and a crafted Chrome extension.
Mitigation Recommendations
A fixed version of Google Chrome (152.0.7977.65) has been released. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory for details: https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:12:14.604Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9e3acd9273b49ac7294
Added to database: 08/25/2026, 20:24:03 UTC
Last enriched: 09/18/2026, 23:07:59 UTC
Last updated: 10/08/2026, 06:48:19 UTC
Views: 35
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