---
id: CVE-2026-87515
title: >-
  Incorrect authorization in FileAPI in Google Chrome prior to 153.0.8010.36
  allowed a remote attacker leveraging social engineering to bypass system
  access restrictions via a crafted HTML page
summary: >-
  Incorrect authorization in FileAPI in Google Chrome prior to 153.0.8010.36
  allowed a remote attacker leveraging social engineering to bypass system
  access restrictions via a crafted HTML page. (Chromium security severity:
  Medium)
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'
cwe:
  - CWE-863
vendor: google
product: chrome
affected:
  - chrome < 153.0.8010.36
patched:
  - chrome 153.0.8010.36
published: '2026-09-09'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T19:25:01.653'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-87515'
references:
  - url: >-
      https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
    label: chrome-cve-admin@google.com
  - url: 'https://issues.chromium.org/issues/497093426'
    label: chrome-cve-admin@google.com
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-87515.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-87515'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-87515'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-10T15:32:16.811838Z'
epss: 0.00236
epssPercentile: 0.14827
scores:
  nvd: 6.5
  vendor: 5.4
  adp: 6.5
ingestedAt: '2026-09-09T01:17:17.511Z'
---

## Overview

Incorrect authorization in FileAPI in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

## Affected

- `chrome < 153.0.8010.36`

## Remediation

Upgrade past the affected range:

- `chrome 153.0.8010.36`

## Vendor advisories

- **Red Hat VEX** · updated 2026-09-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-87515.json)