---
id: "CVE-2026-121041"
kind: "vulnerability"
aliases: ["CVE-2026-121041"]
title: "Google Chrome: missing access check lets a web page read sensitive data"
severity: "low"
cvss: null
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["browsers", "chrome", "desktop", "package"]
not_affected_if: ["fixed-version"]
published_at: "2026-11-03T21:17:08+00:00"
first_seen_at: "2026-11-03T21:19:09+00:00"
updated_at: "2026-11-03T21:27:26+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121041", "first_seen_at": "2026-11-03T21:19:09+00:00"}]
---

# Google Chrome: missing access check lets a web page read sensitive data

A missing authorization check in the Input component of Google Chrome before 157.0.8103.38 lets a remote attacker obtain sensitive information through a crafted HTML page. Chromium rates it Low severity.

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

## How to check

- Open Chrome and check the version under Settings > About Chrome, or run `google-chrome --version` on Linux
- Compare the installed version with `157.0.8103.38`

## Fix

- Google Chrome: `157.0.8103.38` or later

## Timeline

- 2026-11-03T21:19:09+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121041

## From the sources

Missing authorization in Input in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain sensitive information via a crafted HTML page. (Chromium security severity: Low)

---

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