---
id: "CVE-2026-121051"
kind: "vulnerability"
aliases: ["CVE-2026-121051"]
title: "Chrome on iOS: crafted page can spoof the address bar"
severity: "high"
cvss: null
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["chrome", "ios", "mobile-browsing", "runtime"]
not_affected_if: ["chrome-updated"]
published_at: "2026-11-03T21:17:09+00:00"
first_seen_at: "2026-11-03T21:19:10+00:00"
updated_at: "2026-11-03T21:27:16+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121051", "first_seen_at": "2026-11-03T21:19:10+00:00"}]
---

# Chrome on iOS: crafted page can spoof the address bar

A UI flaw in the iOSWeb component of Google Chrome on iOS lets a crafted HTML page display a fake address bar. An attacker can use this to make a phishing page look like a trusted site.

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

## How to check

- Open Chrome on the iPhone or iPad and check the version under Chrome > Settings > Google Chrome (version string unknown from sources)

## Fix

- Google Chrome on iOS: update to `157.0.8103.38` or later

## Timeline

- 2026-11-03T21:19:10+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121051

## From the sources

UI misrepresentation in iOSWeb in Google Chrome on on iOS prior to 157.0.8103.38 allowed a remote attacker to spoof address bar via a crafted HTML page. (Chromium security severity: High)

---

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