web-infra-dev Rsbuild up to 2.0.8 Server Open open.ts openBrowser os command injection

Summaryinfo

A vulnerability categorized as problematic has been discovered in web-infra-dev Rsbuild up to 2.0.8. This affects the function openBrowser of the file packages/core/src/server/open.ts of the component Server Open. Such manipulation leads to os command injection. This vulnerability is documented as CVE-2026-10144. The attack needs to be performed locally. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in web-infra-dev Rsbuild up to 2.0.8. It has been rated as problematic. Affected by this issue is the function openBrowser of the file packages/core/src/server/open.ts of the component Server Open. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Rsbuild before 2.0.9 contains a command injection vulnerability that allows attackers to execute arbitrary OS commands by supplying a crafted URL containing shell metacharacters to the server.open configuration on macOS. The openBrowser() function in packages/core/src/server/open.ts passes the URL through encodeURI() before interpolating it into a shell command executed via child_process.exec(), but because encodeURI() does not encode dollar signs, parentheses, or semicolons, embedded shell metacharacters are evaluated by /bin/sh, enabling arbitrary command execution.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-10144 since 05/30/2026. The exploitation is known to be easy. Local access is required to approach this attack. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading to version 2.0.9 eliminates this vulnerability.

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Productinfo

Vendor

• web-infra-dev

Name

• Rsbuild

Version

• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6
• 2.0.7
• 2.0.8

Website

• Product: https://github.com/web-infra-dev/rsbuild/

CPE 2.3info

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CPE 2.2info

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