CVE-2025-14766

chromium-browser: Google Chrome V8: Out-of-bounds read and write leads to heap corruption

Published Dec 16, 2025 CVSS 3.1 · 8.8 High EPSS 3.2% KEV · Not listed
Description
Out of bounds read and write in V8 in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption 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 DSA Debian DSA DSA-6089-1 chromium security update
History
Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
Type Values Removed Values Added
Weaknesses CWE-125
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Google
Google chrome
Google v8
Vendors & Products Google
Google chrome
Google v8
Type Values Removed Values Added
Title chromium-browser: Google Chrome V8: Out-of-bounds read and write leads to heap corruption
Weaknesses CWE-787
References
Metrics threat_severity

None

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'}

threat_severity

Important

Type Values Removed Values Added
Description Out of bounds read and write in V8 in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Feb 26, 2026, 4:07 PM
Reserved
Dec 16, 2025, 12:50 AM
Status
Analyzed
Published
Dec 16, 2025, 11:15 PM
Modified
Sep 30, 2026, 5:10 PM
Severity
Important
Public date
Dec 16, 2025, 10:54 PM