CVE-2026-16195

Sipeed PicoClaw Group Message wecom.go dispatchIncoming authorization

State: Published
Severity: 5.3 Medium
Published: Jul 18, 2026
Updated: Jul 20, 2026
Reserved: Jul 18, 2026

Description

A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This issue affects the function dispatchIncoming of the file pkg/channels/wecom/wecom.go of the component Group Message Handler. The manipulation results in incorrect authorization. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The reported GitHub issue was closed automatically due to inactivity.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-863 Incorrect Authorization
CWE-285 Improper Authorization

Affected Products

Product	Versions
PicoClawSipeed	0.2.0Affected 0.2.1Affected 0.2.2Affected 0.2.3Affected 0.2.4Affected 0.2.5Affected 0.2.6Affected 0.2.7Affected 0.2.8Affected 0.2.9Affected

References

VDB-380011 | Sipeed PicoClaw Group Message wecom.go dispatchIncoming authorizationvdb-entrytechnical-description
VDB-380011 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-16195 | CVE Analysis and Reportthird-party-advisory
Submit #852962 | Sipeed PicoClaw <= 0.2.9 Incorrect Authorization (CWE-863)third-party-advisory
https://github.com/sipeed/picoclaw/issues/3076exploitissue-tracking
https://github.com/sipeed/picoclaw/product

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