CVE-2026-15132

V8 Uninitialized Variable Exploit Enables Remote Code Execution via Crafted HTML

Published Jul 8, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4677-1 chromium security update
Debian DSA Debian DSA DSA-6387-1 chromium security update
History
Type Values Removed Values Added
Title V8 Uninitialized Variable Exploit Enables Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in Chrome V8 allows Sandbox Escape via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in Chrome V8 allows Sandbox Escape via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Variable Use in Chrome’s V8 Engine Enables Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Variable Use in Chrome’s V8 Engine Enables Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in V8 Engine Enables Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in V8 Engine Enables Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in V8 Engine Allows Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in V8 Engine Allows Remote Code Execution via Crafted HTML
Type Values Removed Values Added
Title Uninitialized Use in V8 Allows Remote Code Execution in Chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Uninitialized Use in V8 Allows Remote Code Execution in Chrome
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Uninitialized Use in V8 in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-457
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 10, 2026, 3:55 AM
Reserved
Jul 8, 2026, 5:07 PM
Status
Analyzed
Published
Jul 8, 2026, 11:16 PM
Modified
Oct 25, 2026, 5:10 PM