CVE-2026-43993 JunoClaw: SSRF in WAVS computeDataVerify allows cloud-metadata and internal-service access
Attackers can exploit an SSRF vulnerability in JunoClaw to access cloud metadata and internal services via unvalidated agent-supplied URLs.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-43993?
CVE-2026-43993 is a high-severity server-side request forgery vulnerability in Dragonmonk111 junoclaw, published on 12 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, the WAVS bridge's computeDataVerify called fetch() on agent-supplied URLs without validating scheme, port, or resolved IP, resulting in an SSRF vulnerability. This vulnerability is fixed in 0.x.y-security-1.
Weakness: CWE-918
Which versions are affected by CVE-2026-43993?
How do I fix CVE-2026-43993?
No fix has been published for CVE-2026-43993 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-2026-43993 being exploited?
There is no known exploitation of CVE-2026-43993 in the wild and no public exploit code.
Sources
Also known as GHSA-q545-mvjf-q9pg.