---
id: "CVE-2026-121232"
kind: "vulnerability"
aliases: ["CVE-2026-121232"]
title: "Chrome: incorrect authorization lets a local app read sensitive information"
severity: "low"
cvss: null
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["chrome", "desktop", "linux", "macos", "runtime", "windows"]
not_affected_if: ["chrome-updated", "no-local-attacker"]
published_at: "2026-11-03T21:17:33+00:00"
first_seen_at: "2026-11-03T21:19:28+00:00"
updated_at: "2026-11-03T21:21:16+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121232", "first_seen_at": "2026-11-03T21:19:28+00:00"}]
---

# Chrome: incorrect authorization lets a local app read sensitive information

Google Chrome before 157.0.8103.38 has an incorrect authorization flaw in its core component. A local attacker who uses social engineering and a co-installed app can obtain sensitive information.

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

## How to check

- Check the installed Chrome version in Chrome's About page or with `chrome --version`; versions below `157.0.8103.38` are affected.
- Check whether any unexpected apps are installed on shared or managed machines.

## Fix

- Google Chrome: update to `157.0.8103.38` or later.

## Timeline

- 2026-11-03T21:19:28+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121232

## From the sources

Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a local attacker leveraging social engineering to obtain sensitive information via a co-installed app. (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_