Use After Free in Google Chrome Updater on Windows

Publication date: 2026-06-30

Last updated on: 2026-06-30

Assigner: Chrome

Description

Use after free in Updater in Google Chrome on Windows prior to 150.0.7871.47 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-30

Last Modified

2026-06-30

Generated

2026-07-01

AI Q&A

2026-07-01

EPSS Evaluated

N/A

NVD

CVE-2026-13844

EUVD

EUVD-2026-40530

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 150.0.7871.47 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-416	The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

Attack-Flow Graph

Executive Summary

This vulnerability is a use-after-free issue in the Updater component of Google Chrome on Windows versions prior to 150.0.7871.47. It allows a local attacker to exploit a malicious file to escalate their privileges at the operating system level.

Impact Analysis

The vulnerability can allow a local attacker to gain higher privileges on your Windows system by exploiting the Updater in Google Chrome. This means the attacker could potentially execute code with elevated rights, leading to unauthorized actions on your device.

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