CVE-2026-79152: Incorrect authorization in Google Chrome
Description
CVE-2026-79152 is a critical vulnerability in Google Chrome on Android prior to version 152.0.7977.65. It involves incorrect authorization in the CustomTabs component, allowing a local attacker with a co-installed app to bypass the web origin policy. This flaw could lead to full confidentiality, integrity, and availability compromise. The vulnerability is identified as CWE-863 and has a CVSS 3.1 base score of 9.8. No official patch links are provided in the data, and no known exploits in the wild have been reported.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's CustomTabs on Android allows a local attacker, via a co-installed app, to bypass the web origin policy due to incorrect authorization checks. The issue affects versions prior to 152.0.7977.65. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges or user interaction required, and impacts confidentiality, integrity, and availability at a high level. The vulnerability is categorized under CWE-863 (Incorrect Authorization).
Potential Impact
Successful exploitation allows a local attacker with a co-installed app to bypass the web origin policy, potentially leading to unauthorized access to web content and full compromise of confidentiality, integrity, and availability of affected Chrome sessions on Android devices.
Mitigation Recommendations
A fix is available in Google Chrome version 152.0.7977.65. Users and administrators should update affected Chrome installations on Android to this version or later to remediate the vulnerability. Since this is not a cloud service, patching the client software is required. No additional vendor advisory content is provided to indicate alternative mitigations or no-action status.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-hc64-8gxw-rx5r
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-79152"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a90542aacd9273b49698927
Added to database: 08/27/2026, 15:13:46 UTC
Last enriched: 09/08/2026, 13:52:44 UTC
Last updated: 10/10/2026, 18:48:22 UTC
Views: 84
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.