CVE-2026-91710
Received Received - Intake

Use After Free in Google Chrome

Publication date: 2026-09-15

Last updated on: 2026-09-16

Assigner: Chrome

Description
Use after free in WebAppInstalls in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

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Meta Information

Published
2026-09-15
Last Modified
2026-09-16
Generated
2026-10-06
AI Q&A
2026-09-16
EPSS Evaluated
2026-10-05
NVD
CVE-2026-91710
EUVD
EUVD-2026-79976

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 153.0.8010.47 (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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

Attack-Flow Graph

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Executive Summary

This is a use-after-free vulnerability in the WebAppInstalls component of Google Chrome. A use-after-free occurs when a program continues to use memory after it has been freed, potentially leading to arbitrary code execution. The flaw exists in Chrome versions prior to 153.0.8010.47 and could be triggered by a specially crafted HTML page.

Impact Analysis

An attacker could exploit this to execute arbitrary code on your system outside Chrome's sandbox. This means they might gain control over your computer, install malware, or steal sensitive data. Simply visiting a malicious webpage could trigger the exploit.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.47 or later to address the use after free vulnerability in WebAppInstalls.

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