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Chrome CVE-2026-3939

MEDIUM
Improper Access Control (CWE-284)
2026-03-11 chrome-cve-admin@google.com
5.3
CVSS 3.1
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CVSS VectorNVD

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

Lifecycle Timeline

3
Patch released
Mar 16, 2026 - 14:19 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 22:07 vuln.today
CVE Published
Mar 11, 2026 - 22:16 nvd
MEDIUM 5.3

DescriptionNVD

Insufficient policy enforcement in PDF in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to bypass navigation restrictions via a crafted PDF file. (Chromium security severity: Low)

AnalysisAI

Insufficient policy enforcement in PDF in Google Chrome versions up to 146.0.7680.71 contains a security vulnerability.

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RemediationAI

Within 30 days: Identify affected systems running PDF in Google Chrome and apply vendor patches as part of regular patch cycle. Vendor patch is available.

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Vendor StatusVendor

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CVE-2026-3939 vulnerability details – vuln.today

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