CVE-2026-19151: Use after free in Google Chrome
Use after free in V8 in Google Chrome prior to 151.0.7922.109 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-19151 is a use-after-free vulnerability in the V8 engine component of Google Chrome before version 151.0.7922.109. Exploitation requires a user to visit a maliciously crafted HTML page, which triggers the use-after-free condition, enabling remote code execution inside the sandbox. The vulnerability is identified as CWE-416 and has a high impact on confidentiality, integrity, and availability according to the CVSS 3.1 vector.
Potential Impact
Successful exploitation of this vulnerability allows an unauthenticated remote attacker to execute arbitrary code within the sandboxed environment of the browser. This can lead to full compromise of the browser process, potentially allowing further attacks on the host system or user data. The CVSS score of 8.8 reflects high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.109 and later. Users and administrators should update affected Chrome installations to this version or newer to remediate the vulnerability. No additional mitigations are specified in the available data.
CVE-2026-19151: Use after free in Google Chrome
Description
Use after free in V8 in Google Chrome prior to 151.0.7922.109 allowed a remote attacker to execute arbitrary code inside a 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-2026-19151 is a use-after-free vulnerability in the V8 engine component of Google Chrome before version 151.0.7922.109. Exploitation requires a user to visit a maliciously crafted HTML page, which triggers the use-after-free condition, enabling remote code execution inside the sandbox. The vulnerability is identified as CWE-416 and has a high impact on confidentiality, integrity, and availability according to the CVSS 3.1 vector.
Potential Impact
Successful exploitation of this vulnerability allows an unauthenticated remote attacker to execute arbitrary code within the sandboxed environment of the browser. This can lead to full compromise of the browser process, potentially allowing further attacks on the host system or user data. The CVSS score of 8.8 reflects high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.109 and later. Users and administrators should update affected Chrome installations to this version or newer to remediate the vulnerability. No additional mitigations are specified in the available data.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wmf9-8jqm-79p6
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-19151"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a757398bf8831d539d90f0e
Added to database: 08/07/2026, 05:56:40 UTC
Last enriched: 08/07/2026, 08:26:16 UTC
Last updated: 09/21/2026, 22:45:59 UTC
Views: 34
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