---
id: CVE-2026-106386
title: >-
  Uninitialized resource in WebAudio in Google Chrome prior to 155.0.8059.39
  allowed a remote attacker to read memory inside the sandbox via a crafted HTML
  page
summary: >-
  Uninitialized resource in WebAudio in Google Chrome prior to 155.0.8059.39
  allowed a remote attacker to read memory inside the sandbox 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:H/I:N/A:N'
cwe:
  - CWE-908
vendor: google
product: chrome
affected:
  - chrome < 155.0.8059.39
patched:
  - chrome 155.0.8059.39
published: '2026-10-06'
updated: '2026-10-09'
sourceUpdated: '2026-10-09T15:56:50.790'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-106386'
references:
  - url: >-
      https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html
    label: chrome-cve-admin@google.com
  - url: 'https://issues.chromium.org/issues/553156221'
    label: chrome-cve-admin@google.com
  - url: 'https://issues.chromium.org/issues/553156221'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-106386.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-106386'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-106386'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-106386'
tags:
  - nvd
  - cve.org
  - exploit-available
  - csaf
  - vex
  - red-hat
epss: 0.00332
epssPercentile: 0.26307
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-07T14:05:20.346452Z'
ingestedAt: '2026-10-06T19:13:33.882Z'
---

## Overview

Uninitialized resource in WebAudio in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

## Affected

- `chrome < 155.0.8059.39`

## Remediation

Upgrade past the affected range:

- `chrome 155.0.8059.39`

## Vendor advisories

- **Red Hat VEX** · updated 2026-10-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-106386.json)