CVE-2026-15903

Out‑of‑Bounds Read/Write in V8 Enables Remote Code Execution via Malicious HTML

Published Jul 20, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 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-4701-1 chromium security update
Debian DSA Debian DSA DSA-6396-1 chromium security update
History
Type Values Removed Values Added
Title Out‑of‑Bounds Read/Write in V8 Enables Remote Code Execution via Malicious HTML
Type Values Removed Values Added
Title V8 Out-of-Bounds Read/Write Enables Remote Code Execution in Chrome
Type Values Removed Values Added
Title V8 Out-of-Bounds Read/Write Enables Remote Code Execution in Chrome
Type Values Removed Values Added
Weaknesses CWE-125
CWE-787
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
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Out of bounds read and write in V8 in Google Chrome prior to 150.0.7871.128 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 24, 2026, 12:34 PM
Reserved
Jul 15, 2026, 6:40 PM
Status
Analyzed
Published
Jul 20, 2026, 11:16 PM
Modified
Oct 24, 2026, 8:10 PM