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CVE-2026-85042: Use after free in Google Chrome

0
Critical
VulnerabilityCVE-2026-85042cvecve-2026-85042
Published: 09/03/2026 (09/03/2026, 19:26:13 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

Use after free in DevTools in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS v3.1

Score 9.6critical

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

Affected software

Google

Chrome

Affected versions
>=152.0.7977.82 <152.0.7977.82

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/07/2026, 12:32:37 UTC

Technical Analysis

This vulnerability involves a use-after-free condition in the DevTools feature of Google Chrome versions before 152.0.7977.82. Exploitation requires user interaction (UI:R) and network attack vector (AV:N). Successful exploitation could lead to remote code execution outside the sandbox, compromising system security. The CVSS vector indicates low attack complexity and no privileges required, making it a critical security issue. The vendor has published an advisory but has not explicitly stated the remediation level or patch availability in the provided data.

Potential Impact

An attacker can execute arbitrary code remotely outside the sandbox by convincing a user to open a maliciously crafted HTML page. This could lead to full system compromise, including unauthorized access, data theft, or system disruption. The vulnerability affects confidentiality, integrity, and availability at a critical level.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_01882797386.html for current remediation guidance. Users and administrators should monitor official Google Chrome release notes and update to version 152.0.7977.82 or later once confirmed patched. Until then, caution is advised when browsing untrusted content.

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Technical Details

Data Version
5.2
Assigner Short Name
Chrome
Date Reserved
2026-09-02T21:12:48.289Z
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_01882797386.html","vendor":"Google"}]

Threat ID: 6a99cc91acd9273b495f979a

Added to database: 09/03/2026, 19:37:53 UTC

Last enriched: 09/07/2026, 12:32:37 UTC

Last updated: 10/18/2026, 18:48:24 UTC

Views: 109

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