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Google Chrome EUVD-2026-31171

| CVE-2026-9121 HIGH
Out-of-bounds Read (CWE-125)
2026-05-20 Chrome GHSA-mhhc-85f5-7chm
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

4
Analysis Generated
May 20, 2026 - 22:30 vuln.today
CVSS changed
May 20, 2026 - 20:22 NVD
8.8 (HIGH)
Patch available
May 20, 2026 - 20:02 EUVD
CVE Published
May 20, 2026 - 19:12 nvd
UNKNOWN (no severity yet)

DescriptionNVD

Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

AnalysisAI

Heap corruption in Google Chrome's GPU component prior to version 148.0.7778.179 allows remote attackers to exploit an out-of-bounds read via a crafted HTML page, potentially leading to arbitrary code execution or information disclosure within the renderer context. The flaw carries a CVSS 8.8 (High) rating due to network reachability and high impact across confidentiality, integrity, and availability, though exploitation requires user interaction (visiting a malicious page). …

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RemediationAI

24 hours: Identify and catalog all Google Chrome deployments across corporate endpoints and determine current version levels. 7 days: Deploy Chrome version 148.0.7778.179 or later to all end-user systems via group policy, MDM, or automated patching tools, and verify successful installation across all systems. …

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Vendor StatusVendor

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EUVD-2026-31171 vulnerability details – vuln.today

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