CVE-2026-33118Network attack vector

Spoofing via undisclosed interface misrepresentation

Published Apr 10, 2026 · Updated Apr 10, 2026

UI misrepresentation in Microsoft Edge (Chromium-based) before 147.0.3912.60 allows remote attackers to spoof critical information. Microsoft has not published the affected interface locus or the operation that misrepresents critical information. The user must interact with network-delivered content before the attacker can present misleading information as trustworthy.

CVSS severity4.3
Medium
EPSS probability0.56%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

UI misrepresentation in Microsoft Edge (Chromium-based) before 147.0.3912.60 allows remote attackers to spoof critical information. Microsoft has not published the affected interface locus or the operation that misrepresents critical information. The user must interact with network-delivered content before the attacker can present misleading information as trustworthy.

The record

CVE
CVE-2026-33118
Published
Apr 10, 2026
Updated
Apr 10, 2026
Vendor
Microsoft
Product
Microsoft Edge (Chromium-based)
Classifications
CWE-451, CAPEC-163, CAPEC-98, CAPEC-173, CAPEC-164, CAPEC-154
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 10, 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=1.0.0.0 <147.0.3912.60

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Microsoft · Microsoft Edge (Chromium-based)version=1.0.0.0 <147.0.3912.60

Published CVSS scores

4.3Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/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-451User Interface (UI) Misrepresentation of Critical Information
CAPEC-163Spear Phishing
CAPEC-98Phishing
CAPEC-173Action Spoofing
CAPEC-164Mobile Phishing
CAPEC-154Resource Location Spoofing

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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