ThinkInAIXYZ deepchat up to 0.3.0 URL code injection

Summaryinfo

A vulnerability was found in ThinkInAIXYZ deepchat up to 0.3.0. It has been declared as critical. This impacts an unknown function of the component URL Handler. Such manipulation leads to code injection. This vulnerability is listed as CVE-2025-55733. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in ThinkInAIXYZ deepchat up to 0.3.0 and classified as critical. Affected by this issue is some unknown processing of the component URL Handler. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. CVE summarizes:

DeepChat is a smart assistant that connects powerful AI to your personal world. DeepChat before 0.3.1 has a one-click remote code execution vulnerability. An attacker can exploit this vulnerability by embedding a specially crafted deepchat: URL on any website, including a malicious one they control. When a victim visits such a site or clicks on the link, the browser triggers the app’s custom URL handler (deepchat:), causing the DeepChat application to launch and process the URL, leading to remote code execution on the victim’s machine. This vulnerability is fixed in 0.3.1.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-55733 since 08/15/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.

Upgrading to version 0.3.1 eliminates this vulnerability. Applying the patch a0ff6f362e01ddceb7fd42d0af0b28b6184fb4d2 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

• Chat Software

Vendor

• ThinkInAIXYZ

Name

• deepchat

Version

• 0.1
• 0.2
• 0.3.0

License

• open-source

Website

• Product: https://github.com/ThinkInAIXYZ/deepchat/

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