Google Chrome up to 146.0.7680.178 V8 type confusion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome. It has been classified as critical. The affected element is an unknown function of the component V8. The manipulation leads to type confusion. This vulnerability is uniquely identified as CVE-2026-5871. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Chrome. It has been rated as critical. This issue affects an unknown code block of the component V8. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Type Confusion in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

The advisory is shared at chromereleases.googleblog.com. The identification of this vulnerability is CVE-2026-5871 since 04/08/2026. 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. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/12/2026).

The vulnerability scanner Nessus provides a plugin with the ID 305719 (Linux Distros Unpatched Vulnerability : CVE-2026-5871), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 147.0.7727.55 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (305719) and CERT Bund (WID-SEC-2026-1030). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Fedora Linux
  • Microsoft Edge
  • 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: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2info

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

Exploitinginfo

Class: Type confusion
CWE: CWE-843
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: 305719
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-5871

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 147.0.7727.55

Timelineinfo

04/08/2026 CVE reserved
04/09/2026 +1 days Advisory disclosed
04/09/2026 +0 days VulDB entry created
04/12/2026 +3 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 495679
Status: Confirmed

CVE: CVE-2026-5871 (🔒)
GCVE (CVE): GCVE-0-2026-5871
GCVE (VulDB): GCVE-100-356417
CERT Bund: WID-SEC-2026-1030 - Google Chrome und Microsoft Edge: Mehrere Schwachstellen

Entryinfo

Created: 04/09/2026 02:23
Updated: 04/12/2026 21:42
Changes: 04/09/2026 02:23 (57), 04/10/2026 06:44 (7), 04/11/2026 15:39 (1), 04/12/2026 21:42 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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