---
id: "CVE-2026-121067"
kind: "vulnerability"
aliases: ["CVE-2026-121067"]
title: "Chrome: crafted page can spoof permission prompt UI elements"
severity: "medium"
cvss: null
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["browser", "chrome", "desktop", "runtime"]
not_affected_if: ["chrome-updated"]
published_at: "2026-11-03T21:17:11+00:00"
first_seen_at: "2026-11-03T21:19:11+00:00"
updated_at: "2026-11-03T21:27:00+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121067", "first_seen_at": "2026-11-03T21:19:11+00:00"}]
---

# Chrome: crafted page can spoof permission prompt UI elements

A flaw in Chrome's PermissionElement lets a crafted HTML page misrepresent the browser's UI, so a user can be tricked by social engineering. Chromium rates it Medium severity.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed Chrome version at chrome://settings/help and compare it with the fixed release named in the sources.
- Chrome on managed devices: check the version reported by the device management console.

## Fix

- Google Chrome: move to a version at or after `157.0.8103.38`.

## Timeline

- 2026-11-03T21:19:11+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121067

## From the sources

UI misrepresentation in PermissionElement in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_