Google Chrome up to 146.0.7680.75 WebRTC stack-based overflow

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-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome. It has been classified as critical. This impacts an unknown function of the component WebRTC. This manipulation causes stack-based overflow. This vulnerability is handled as CVE-2026-4444. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome. Affected by this vulnerability is an unknown code block of the component WebRTC. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack buffer overflow in WebRTC in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit stack corruption via a crafted HTML page. (Chromium security severity: High)

It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is known as CVE-2026-4444 since 03/19/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 03/25/2026).

The vulnerability scanner Nessus provides a plugin with the ID 303234 (Debian dsa-6171 : chromium - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 146.0.7680.153 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (303234) and CERT Bund (WID-SEC-2026-0808). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: Stack-based overflow
CWE: CWE-121 / 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: 303234
Nessus Name: Debian dsa-6171 : chromium - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 146.0.7680.153

Timelineinfo

03/19/2026 CVE reserved
03/20/2026 +1 days Advisory disclosed
03/20/2026 +0 days VulDB entry created
03/25/2026 +5 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 486349
Status: Confirmed

CVE: CVE-2026-4444 (🔒)
GCVE (CVE): GCVE-0-2026-4444
GCVE (VulDB): GCVE-100-351811
CERT Bund: WID-SEC-2026-0808 - Google Chrome: Mehrere Schwachstellen

Entryinfo

Created: 03/20/2026 07:19
Updated: 03/25/2026 11:36
Changes: 03/20/2026 07:19 (58), 03/21/2026 02:08 (7), 03/22/2026 19:37 (2), 03/23/2026 01:47 (11), 03/25/2026 11:36 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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