CVE-2026-3932Network attack vector

Navigation restriction bypass via PDF policy failure

Published Mar 11, 2026 · Updated Mar 11, 2026

Insufficient PDF policy enforcement in Google Chrome for Android before 146.0.7680.71 allows remote attackers to bypass navigation restrictions. Google has not published which PDF navigation-policy check fails or how crafted HTML causes the browser to accept a prohibited navigation. Opening the crafted page is required, and the documented impact is navigation-restriction bypass rather than code execution or data disclosure.

CVSS severity6.5
Medium
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Insufficient PDF policy enforcement in Google Chrome for Android before 146.0.7680.71 allows remote attackers to bypass navigation restrictions. Google has not published which PDF navigation-policy check fails or how crafted HTML causes the browser to accept a prohibited navigation. Opening the crafted page is required, and the documented impact is navigation-restriction bypass rather than code execution or data disclosure.

The record

CVE
CVE-2026-3932
Published
Mar 11, 2026
Updated
Mar 11, 2026
Vendor
Go standard library
Product
Google Chrome
Classifications
CWE-284
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 11, 2026CVE publishedPublication date reported by the CVE source.
  2. Mar 11, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=146.0.7680.71 <146.0.7680.71

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Go standard library · Google Chromeversion=146.0.7680.71 <146.0.7680.71

Published CVSS scores

6.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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