CVE-2026-15778Network attack vector

Navigation restriction bypass via insufficient input validation

Published Jul 14, 2026 · Updated Jul 14, 2026

Input-validation failure in Navigation in Google Chrome before 150.0.7871.125 allows remote attackers to bypass navigation restrictions. The public record identifies Navigation as the locus but does not disclose which input is accepted or which validation check is missing. Exploitation requires a compromised renderer and a crafted HTML page, and the documented consequence is limited to bypassing navigation restrictions.

CVSS severity6.5
Medium
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Input-validation failure in Navigation in Google Chrome before 150.0.7871.125 allows remote attackers to bypass navigation restrictions. The public record identifies Navigation as the locus but does not disclose which input is accepted or which validation check is missing. Exploitation requires a compromised renderer and a crafted HTML page, and the documented consequence is limited to bypassing navigation restrictions.

The record

CVE
CVE-2026-15778
Published
Jul 14, 2026
Updated
Jul 14, 2026
Vendor
Go standard library
Product
Google Chrome
Classifications
CWE-20, T1211
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 14, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 14, 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=150.0.7871.125 <150.0.7871.125

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Go standard library · Google Chromeversion=150.0.7871.125 <150.0.7871.125

Published CVSS scores

6.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/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-20Improper Input Validation
T1211Exploitation for Defense Evasion

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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