Google Chrome up to 143.0.7499.192 Downloads input validation

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.
6.0$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome. The impacted element is an unknown function of the component Downloads. The manipulation leads to Remote Code Execution. This vulnerability is documented as CVE-2026-0903. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome and classified as critical. This issue affects an unknown code of the component Downloads. The manipulation with an unknown input leads to a remote code execution vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144.0.7559.59 allowed a remote attacker to bypass dangerous file type protections via a malicious file. (Chromium security severity: Medium)

It is possible to read the advisory at chromereleases.googleblog.com. The identification of this vulnerability is CVE-2026-0903. 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 01/20/2026).

The vulnerability scanner Nessus provides a plugin with the ID 284795 (Debian dsa-6100 : chromium - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 144.0.7559.59 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (284795) and CERT Bund (WID-SEC-2026-0106). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Debian Linux
  • Fedora Linux
  • 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: Input validation
CWE: CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Bug Bounty Price: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 284795
Nessus Name: Debian dsa-6100 : chromium - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 144.0.7559.59

Timelineinfo

01/14/2026 Advisory disclosed
01/14/2026 +0 days VulDB entry created
01/20/2026 +6 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: chromereleases.googleblog.com
Status: Confirmed

CVE: CVE-2026-0903 (🔒)
GCVE (CVE): GCVE-0-2026-0903
GCVE (VulDB): GCVE-100-341051
CERT Bund: WID-SEC-2026-0106 - Google Chrome: Mehrere Schwachstellen

Entryinfo

Created: 01/14/2026 10:38
Updated: 01/20/2026 06:39
Changes: 01/14/2026 10:38 (53), 01/16/2026 00:33 (2), 01/16/2026 10:28 (7), 01/20/2026 06:39 (3)
Complete: 🔍
Cache ID: 216::103

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

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