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Google EUVD-2026-20651

| CVE-2026-5858 HIGH
Heap-based Buffer Overflow (CWE-122)
2026-04-08 Chrome GHSA-88x7-8x6j-5jw9
8.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

5
Analysis Generated
Apr 13, 2026 - 14:22 vuln.today
CVSS changed
Apr 13, 2026 - 14:22 NVD
8.8 (HIGH)
Patch released
Apr 08, 2026 - 23:32 nvd
Patch available
EUVD ID Assigned
Apr 08, 2026 - 22:01 euvd
EUVD-2026-20651
CVE Published
Apr 08, 2026 - 21:20 nvd
N/A

DescriptionNVD

Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)

AnalysisAI

Remote code execution in Google Chrome versions prior to 147.0.7727.55 allows unauthenticated attackers to execute arbitrary code by exploiting a heap buffer overflow in the WebML component through specially crafted HTML pages. The vulnerability requires user interaction (visiting a malicious page) but presents critical risk with high impact to confidentiality, integrity, and availability. …

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RemediationAI

Within 24 hours: Identify all Chrome deployments in your environment and confirm current version levels. Within 7 days: Deploy Chrome version 147.0.7727.55 or later to all endpoints through your standard patch management process; prioritize systems with elevated risk exposure (research, finance, executive workstations). …

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Vendor StatusVendor

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EUVD-2026-20651 vulnerability details – vuln.today

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