CVE-2026-76040: Use after free in Google Chrome
Description
Use after free in Browser in Google Chrome on on Mac prior to 151.0.7922.169 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 8.8high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-76040 is a use-after-free vulnerability (CWE-416) in the Browser component of Google Chrome on Mac platforms. An attacker can exploit this by leveraging social engineering to convince a user to open a maliciously crafted HTML page, resulting in arbitrary code execution outside the browser sandbox. The vulnerability is rated high severity with a CVSS 3.1 score of 8.8, indicating network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, and high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code outside the sandbox on affected Mac systems, potentially leading to full compromise of the user's environment. The high CVSS score reflects significant impact on confidentiality, integrity, and availability.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.169 and later. Users and administrators should update to this version or newer to remediate the vulnerability. No other mitigation guidance is provided.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-j938-c23g-prvh
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-76040"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a85b49bacd9273b49250294
Added to database: 08/19/2026, 13:50:19 UTC
Last enriched: 08/19/2026, 13:52:35 UTC
Last updated: 10/04/2026, 10:04:19 UTC
Views: 37
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