CVE-2026-12012
Received Received - Intake
Use After Free in Google Chrome Network Stack

Publication date: 2026-06-11

Last updated on: 2026-06-11

Assigner: Chrome

Description
Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)
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Meta Information
Published
2026-06-11
Last Modified
2026-06-11
Generated
2026-06-12
AI Q&A
2026-06-12
EPSS Evaluated
N/A
NVD
CVE-2026-12012
EUVD
EUVD-2026-36333
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 149.0.7827.115 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.
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Executive Summary

This vulnerability is a use-after-free issue in the Network component of Google Chrome versions prior to 149.0.7827.115. It allows an attacker who is in a privileged network position to potentially exploit heap corruption by sending malicious network traffic.

Impact Analysis

An attacker exploiting this vulnerability could cause heap corruption, which may lead to arbitrary code execution or a crash of the browser. This could compromise the security and stability of your system if you use an affected version of Google Chrome.

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