CVE-2024-3838

UI spoofing via crafted malicious app

Published Apr 17, 2024 · Updated Feb 13, 2025

Inappropriate Autofill implementation in Google Chrome before 124.0.6367.60 allows attackers to spoof browser UI via a crafted app. Public Chrome materials identify Autofill as the locus but do not disclose which security check mishandles the crafted app. Exploitation requires convincing a user to install the malicious app, after which the app can present spoofed browser UI; no other impact is reported.

CVSS severity5.5
Medium
EPSS probability0.34%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Inappropriate Autofill implementation in Google Chrome before 124.0.6367.60 allows attackers to spoof browser UI via a crafted app. Public Chrome materials identify Autofill as the locus but do not disclose which security check mishandles the crafted app. Exploitation requires convincing a user to install the malicious app, after which the app can present spoofed browser UI; no other impact is reported.

The record

CVE
CVE-2024-3838
Published
Apr 17, 2024
Updated
Feb 13, 2025
Vendor
Google Cloud
Product
Google Chrome
Classifications
CWE-358, T1204.002
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 17, 2024CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 2025Record 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=0 <124.0.6367.60
  2. Affected versionversion=124.0.6367.60 <124.0.6367.60

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Google Cloud · Google Chromeversion=0 <124.0.6367.60; version=124.0.6367.60 <124.0.6367.60

Published CVSS scores

4.3CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
5.5NIST NVDCVSS:3.1/AV:L/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-358Improperly Implemented Security Check for Standard
T1204.002Malicious File

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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