Google Chrome up to 146.0.7680.153 WebGPU use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4$5k-$25k2.49

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Chrome. This vulnerability affects unknown code of the component WebGPU. The manipulation leads to use after free. This vulnerability is traded as CVE-2026-4678. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome. It has been rated as critical. This issue affects an unknown functionality of the component WebGPU. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Use after free in WebGPU in Google Chrome prior to 146.0.7680.165 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

It is possible to read the advisory at chromereleases.googleblog.com. The identification of this vulnerability is CVE-2026-4678 since 03/23/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/28/2026).

The vulnerability scanner Nessus provides a plugin with the ID 303467 (Linux Distros Unpatched Vulnerability : CVE-2026-4678), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 146.0.7680.165 eliminates this vulnerability.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202603-4355), Tenable (303467) and CERT Bund (WID-SEC-2026-0837). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Google Chrome

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 8.8
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 303467
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-4678

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 146.0.7680.165

Timelineinfo

03/23/2026 CVE reserved
03/24/2026 +1 days Advisory disclosed
03/24/2026 +0 days VulDB entry created
03/28/2026 +4 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 491164
Status: Confirmed

CVE: CVE-2026-4678 (🔒)
GCVE (CVE): GCVE-0-2026-4678
GCVE (VulDB): GCVE-100-352619
CERT Bund: WID-SEC-2026-0837 - Google Chrome: Mehrere Schwachstellen
CNNVD: CNNVD-202603-4355 - Google Chrome 安全漏洞

Entryinfo

Created: 03/24/2026 02:42
Updated: 03/28/2026 10:30
Changes: 03/24/2026 02:42 (58), 03/24/2026 14:55 (7), 03/25/2026 01:24 (6), 03/25/2026 01:45 (2), 03/28/2026 10:30 (12)
Complete: 🔍
Cache ID: 216:7AB:103

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