---
id: CVE-2026-85046
title: >-
  Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote
  attacker to execute arbitrary code inside the sandbox via a crafted HTML page
summary: >-
  Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote
  attacker to execute arbitrary code inside the sandbox via a crafted HTML page.
  (Chromium security severity: High)
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-843
vendor: google
product: chrome
affected:
  - chrome < 152.0.7977.82
  - v8 < 15.3.48
patched:
  - chrome 152.0.7977.82
  - v8 15.3.48
published: '2026-09-03'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T13:17:10.970'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85046'
references:
  - url: >-
      https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_01882797386.html
    label: chrome-cve-admin@google.com
  - url: 'https://issues.chromium.org/issues/542403045'
    label: chrome-cve-admin@google.com
  - url: >-
      https://github.com/Serotav/Writeups/blob/77556c57999805fa7815a114da51d91cf24fbea9/v8/When_Sorting_Leads_To_Confusion.md
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/v8/v8/commit/e0562d87ad9c17042b581582c99237d798572e67'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://news.ycombinator.com/item?id=49570669'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://serotav.github.io/Writeups/v8/when-sorting-leads-to-confusion/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85046
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - in-the-wild
  - exploit-available
  - kev
exploited: true
exploitAvailable: true
ssvc:
  exploitation: active
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-05T03:55:28.709112Z'
epss: 0.48881
epssPercentile: 0.98838
kev: true
kevDateAdded: '2026-09-04'
kevDueDate: '2026-09-18'
kevRansomware: false
exploits:
  github: 6
  githubRepos:
    - 'https://github.com/atiilla/CVE-2026-85046'
    - 'https://github.com/adriyansyah-mf/cve-2026-85046-poc'
    - 'https://github.com/HORKimhab/CVE-2026-85046'
  checkedAt: '2026-09-25T08:21:18.187Z'
zeroDay: true
ingestedAt: '2026-09-05T21:45:14.706Z'
---

## Overview

Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

## Affected

- `chrome < 152.0.7977.82`
- `v8 < 15.3.48`

## Remediation

Upgrade past the affected range:

- `chrome 152.0.7977.82`
- `v8 15.3.48`