CVE-2026-11107Network attack vector

UI spoofing via crafted HTML page

Published Jun 4, 2026 · Updated Jun 4, 2026

UI spoofing in Downloads in Google Chrome before 149.0.7827.53 allows remote attackers to misrepresent critical interface information. Google has not published the specific Downloads code path or the incorrect operation that permits crafted HTML to alter the interface presentation. Exploitation requires a user to open the crafted page, and the published impact is limited to misleading displayed information rather than data disclosure or service interruption.

CVSS severity4.3
Medium
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

UI spoofing in Downloads in Google Chrome before 149.0.7827.53 allows remote attackers to misrepresent critical interface information. Google has not published the specific Downloads code path or the incorrect operation that permits crafted HTML to alter the interface presentation. Exploitation requires a user to open the crafted page, and the published impact is limited to misleading displayed information rather than data disclosure or service interruption.

The record

CVE
CVE-2026-11107
Published
Jun 4, 2026
Updated
Jun 4, 2026
Vendor
Go standard library
Product
Google Chrome
Classifications
CWE-451, CAPEC-98, CAPEC-154, CAPEC-164, CAPEC-173, CAPEC-163, T1036
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 4, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 4, 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=149.0.7827.53 <149.0.7827.53

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Go standard library · Google Chromeversion=149.0.7827.53 <149.0.7827.53

Published CVSS scores

4.3CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-451User Interface (UI) Misrepresentation of Critical Information
CAPEC-98Phishing
CAPEC-154Resource Location Spoofing
CAPEC-164Mobile Phishing
CAPEC-173Action Spoofing
CAPEC-163Spear Phishing
T1036Masquerading

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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