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Google Chrome CVE-2026-9124

| EUVD-2026-31174 MEDIUM
Improper Input Validation (CWE-20)
2026-05-20 Chrome GHSA-xjvj-qvp3-h2cg
5.3
CVSS 3.1
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CVSS VectorNVD

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

Lifecycle Timeline

4
Analysis Generated
May 20, 2026 - 22:35 vuln.today
CVSS changed
May 20, 2026 - 20:22 NVD
5.3 (MEDIUM)
Patch available
May 20, 2026 - 20:02 EUVD
CVE Published
May 20, 2026 - 19:12 nvd
UNKNOWN (no severity yet)

DescriptionNVD

Insufficient validation of untrusted input in Input in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

AnalysisAI

Cross-origin data leakage in Google Chrome prior to 148.0.7778.179 exposes sensitive information to attackers who have already achieved renderer process compromise. The flaw stems from insufficient input validation (CWE-20) in Chrome's Input handling, enabling a crafted HTML page to exfiltrate data across origin boundaries. …

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Vendor StatusVendor

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CVE-2026-9124 vulnerability details – vuln.today

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