CVE-2026-79273: Incorrect reference resolution in Google Chrome
Description
CVE-2026-79273 is a vulnerability in the WebView component of Google Chrome on Android versions prior to 152.0.7977.65. It involves incorrect reference resolution that could allow a remote attacker to bypass the web origin policy via a crafted HTML page. The vulnerability has a CVSS score of 4.3, indicating medium severity. No known exploits are reported in the wild. A fixed version, 152.0.7977.65, is available.
CVSS v3.1
Score 4.3medium
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability concerns incorrect reference resolution in the WebView component of Google Chrome on Android before version 152.0.7977.65. The flaw allows a remote attacker to potentially bypass the web origin policy by crafting a malicious HTML page. The web origin policy is a critical security control that restricts how documents or scripts loaded from one origin can interact with resources from another origin. The CVSS 3.1 base score is 4.3 (medium), reflecting low impact on confidentiality and no impact on integrity or availability. The issue was publicly disclosed and fixed in Chrome version 152.0.7977.65.
Potential Impact
An attacker can potentially bypass the web origin policy, which may lead to unauthorized access to web resources or data isolation failures within the WebView environment on affected Chrome versions. The impact is limited to confidentiality with no direct integrity or availability impact. No active exploitation has been reported.
Mitigation Recommendations
Users should update Google Chrome on Android to version 152.0.7977.65 or later, where this vulnerability is fixed. There is no indication from the vendor advisory that additional mitigation steps are required beyond applying this update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:12:55.758Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9eaacd9273b49ac73a3
Added to database: 08/25/2026, 20:24:10 UTC
Last enriched: 09/10/2026, 12:54:27 UTC
Last updated: 10/08/2026, 18:48:48 UTC
Views: 59
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