Sipeed PicoClaw up to 0.2.9 Group Message wecom.go dispatchIncoming authorization

Summaryinfo

A vulnerability identified as critical has been detected in Sipeed PicoClaw up to 0.2.9. Impacted is the function dispatchIncoming of the file pkg/channels/wecom/wecom.go of the component Group Message Handler. This manipulation causes authorization. This vulnerability is handled as CVE-2026-16195. The attack can be initiated remotely. Additionally, an exploit exists. The reported GitHub issue was closed automatically due to inactivity.

Detailsinfo

A vulnerability has been found in Sipeed PicoClaw up to 0.2.9 and classified as critical. Affected by this vulnerability is the function dispatchIncoming of the file pkg/channels/wecom/wecom.go of the component Group Message Handler. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-16195. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The reported GitHub issue was closed automatically due to inactivity.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

• Sipeed

Name

• PicoClaw

Version

• 0.2.0
• 0.2.1
• 0.2.2
• 0.2.3
• 0.2.4
• 0.2.5
• 0.2.6
• 0.2.7
• 0.2.8
• 0.2.9

Website

• Product: https://github.com/sipeed/picoclaw/

CPE 2.3info

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CPE 2.2info

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Submitinfo

Accepted

• Submit #852962: Sipeed PicoClaw <= 0.2.9 Incorrect Authorization (CWE-863) (by Eric-i)

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

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