CVE-2026-16197 Sipeed PicoClaw Group Message feishu_64.go handleMessageReceive authorization
Attackers can bypass authorization in the group message handler to perform unauthorized actions remotely.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-16197?
CVE-2026-16197 is a medium-severity missing authorization vulnerability in Sipeed PicoClaw, published on 18 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
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.
Which versions are affected by CVE-2026-16197?
How do I fix CVE-2026-16197?
No fix has been published for CVE-2026-16197 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-16197 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-16197 exists.
Sources
Also known as GHSA-3c84-2qg9-24p8.