CVE-2026-5888
Received Received - Intake
Uninitialized Use in Chrome WebCodecs Exposes Sensitive Data

Publication date: 2026-04-08

Last updated on: 2026-04-13

Assigner: Chrome

Description
Uninitialized Use in WebCodecs in Google Chrome 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)
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Meta Information
Published
2026-04-08
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2026-04-09
EPSS Evaluated
2026-06-15
NVD
CVE-2026-5888
EUVD
EUVD-2026-20703
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 147.0.7727.55 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-457 The code uses a variable that has not been initialized, leading to unpredictable or unintended results.
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Executive Summary

This vulnerability is an uninitialized use issue in the WebCodecs component of Google Chrome versions prior to 147.0.7727.55. It allows a remote attacker to craft a malicious HTML page that can exploit this flaw to access potentially sensitive information from the process memory.

Impact Analysis

The impact of this vulnerability is that an attacker could remotely obtain sensitive information from the memory of the affected Chrome process. This could lead to exposure of confidential data that resides in memory while browsing malicious web content.

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