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CVE-2026-17685: Use after free in Google Chrome

0
High
VulnerabilityCVE-2026-17685cvecve-2026-17685
Published: 07/30/2026 (07/30/2026, 00:18:52 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

CVE-2026-17685 is a use-after-free vulnerability in the Autofill component of Google Chrome versions prior to 151.0.7922.72. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by crafting a malicious HTML page. The vulnerability has a high severity rating with a CVSS score of 8.8. Google has released Chrome version 151.0.7922.72 to address this issue.

CVSS v3.1

Score 8.8high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

Google

Chrome

Affected versions
>=151.0.7922.72 <151.0.7922.72

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/06/2026, 16:59:15 UTC

Technical Analysis

This vulnerability involves a use-after-free condition in the Autofill feature of Google Chrome before version 151.0.7922.72. Exploitation requires a user to visit a specially crafted HTML page, which can trigger arbitrary code execution inside the sandboxed environment of the browser. The CVSS 3.1 vector indicates the attack can be performed remotely without privileges and requires user interaction. The impact includes complete confidentiality, integrity, and availability compromise of the affected system within the sandbox context. Google published an advisory and released an update to fix this vulnerability.

Potential Impact

Successful exploitation allows a remote attacker to execute arbitrary code inside the sandboxed environment of Google Chrome, potentially compromising confidentiality, integrity, and availability of the browser process. However, the attack requires user interaction (visiting a malicious page). There are no known exploits in the wild at the time of this report.

Mitigation Recommendations

Users should update Google Chrome to version 151.0.7922.72 or later, where this vulnerability is fixed. No other mitigations are indicated by the vendor advisory. Patch status is confirmed by the official Google Chrome stable channel update.

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Technical Details

Data Version
5.2
Assigner Short Name
Chrome
Date Reserved
2026-07-27T23:34:22.438Z
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]

Threat ID: 6a6aa0809c2644c7f849a799

Added to database: 07/30/2026, 00:53:20 UTC

Last enriched: 08/06/2026, 16:59:15 UTC

Last updated: 09/10/2026, 19:59:37 UTC

Views: 49

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