Out-of-Bounds Read in Chrome WebAudio Exposes Sensitive Data

Publication date: 2026-04-08

Last updated on: 2026-04-13

Assigner: Chrome

Description

Out of bounds read in WebAudio in Google Chrome on Mac prior to 147.0.7727.55 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-04-08

Last Modified

2026-04-13

Generated

2026-07-06

AI Q&A

2026-04-09

EPSS Evaluated

2026-07-05

NVD

CVE-2026-5886

EUVD

EUVD-2026-20700

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 147.0.7727.55 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out of bounds read in the WebAudio component of Google Chrome on Mac systems prior to version 147.0.7727.55. It allows a remote attacker to craft a malicious HTML page that can read data beyond the intended memory boundaries, potentially exposing sensitive information from the process memory.

Impact Analysis

The impact of this vulnerability is that a remote attacker could obtain potentially sensitive information from the memory of the Chrome process by tricking a user into visiting a specially crafted HTML page. This could lead to unauthorized disclosure of information that might be used for further attacks or privacy breaches.

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