Vulnerability · Published Jul 18, 2026 · Assigned by VulDB
CVE-2026-16197Sipeed PicoClaw Group Message feishu_64.go handleMessageReceive authorization
Medium 6.3
In plain English
A medium-severity missing authorization in PicoClaw from Sipeed. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Official description
A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. The affected element is the function handleMessageReceive of the file pkg/channels/feishu/feishu_64.go of the component Group Message Handler. Such manipulation leads to missing authorization. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The reported GitHub issue was closed automatically due to inactivity.
Affected products (as reported)
Weakness: CWE-862, CWE-863 · Vector: 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
References
- VDB-380013 | Sipeed PicoClaw Group Message feishu_64.go handleMessageReceive authorization vdb-entry, technical-description
- VDB-380013 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-16197 | CVE Analysis and Report third-party-advisory
- Submit #852964 | Sipeed PicoClaw <= v0.2.9 Missing Authorization (CWE-862) third-party-advisory
- https://github.com/sipeed/picoclaw/issues/3082 exploit, issue-tracking
- https://github.com/sipeed/picoclaw/ product