CVE-2026-16084 Sipeed PicoClaw web.go web_fetch server-side request forgery
Attackers can exploit a server-side request forgery vulnerability in Sipeed PicoClaw to access internal resources or bypass security controls.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-16084?
CVE-2026-16084 is a medium-severity server-side request forgery vulnerability in Sipeed PicoClaw, published on 18 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A weakness has been identified in Sipeed PicoClaw up to 0.2.9. This impacts the function web_fetch of the file pkg/tools/integration/web.go. This manipulation causes server-side request forgery. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. Patch name: c15aac21fe05ee103a470e1104bc891754e83392. To fix this issue, it is recommended to deploy a patch.
Weakness: CWE-918
Which versions are affected by CVE-2026-16084?
How do I fix CVE-2026-16084?
No fix has been published for CVE-2026-16084 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-16084 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-16084 exists.
Sources
Also known as GHSA-mcj8-ff8h-86ph.