Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
UI:R corrects the supplied vector's UI:N - extension installation is explicit user interaction; A:N applies as UI spoofing carries no credible availability impact.
Primary rating from Vendor (google).
CVSS VectorVendor: google
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Lifecycle Timeline
4DescriptionCVE.org
Inappropriate implementation in DevTools in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. (Chromium security severity: Low)
AnalysisAI
UI spoofing in Google Chrome's DevTools component allows an attacker to misrepresent critical interface information to users who have been socially engineered into installing a malicious Chrome Extension. Affected versions are all Chrome releases prior to 150.0.7871.47. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the victim to manually install a malicious Chrome Extension crafted to exploit the DevTools implementation flaw - this is a non-default, user-initiated action requiring social engineering or physical access to the browser. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Despite a CVSS base score of 4.8 (Medium), several signals converge to classify this as a low real-world priority. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker publishes a crafted Chrome Extension - potentially disguised as a productivity tool or developer utility - to a distribution channel and socially engineers a target (e.g., via phishing, forum post, or typosquatting a legitimate extension name) into installing it. Once installed, the extension exploits the inappropriate DevTools implementation to spoof UI elements within the DevTools panel, potentially falsifying security headers, network responses, or console output visible to the victim developer. … |
| Remediation | Update Google Chrome to version 150.0.7871.47 or later, which contains the vendor-released patch. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same technique Information Disclosure
View allVendor StatusVendor
SUSE
Severity: Moderate| Product | Status |
|---|---|
| SUSE Package Hub 15 SP7 | Fixed |
| openSUSE Tumbleweed | Fixed |
| SUSE Package Hub 15 SP7 | Affected |
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-40841
GHSA-x3fv-7p2c-6vv3