CVE-2026-40151 Scanner.
PraisonAI AgentOS - Information Disclosure
Free and read-only. Scan only sites you own or are allowed to test.
What This Check Does.
Read-only
It only asks your site for public pages, the way a browser would. Nothing is changed, uploaded or stored.
Up to 1 request
A small, fixed number of requests, so the check is quick and will not load your site.
Looks for CVE-2026-40151
It looks for the specific sign of this one vulnerability and ends with a clear answer: vulnerable, not vulnerable, or could not be determined.
About CVE-2026-40151. What It Means.
PraisonAI's AgentOS FastAPI application server exposes an unauthenticated `GET /api/agents` endpoint that lists every registered agent's name, role and the opening of its instructions (system prompt). No authentication is enforced on the route, allowing a remote attacker to enumerate agent configurations and harvest sensitive details embedded in system prompts, such as internal API references, business logic and credential hints. This endpoint belongs to the AgentOS FastAPI…
FAQ
Common Questions.
PraisonAI AgentOS - Information Disclosure. PraisonAI's AgentOS FastAPI application server exposes an unauthenticated `GET /api/agents` endpoint that lists every registered agent's name, role and the opening of its instructions (system prompt). No authentication is enforced on the route, allowing a remote attacker to enumerate agent configurations and harvest sensitive details embedded in system prompts, such as internal API references, business logic and credential hints. This endpoint belongs to the AgentOS FastAPI…
Atlas sends up to 1 read-only request to your site and looks for the specific sign of CVE-2026-40151 in Praison PraisonAI. Nothing is changed, uploaded or stored on your site.
CVE-2026-40151 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing. Its CVSS score is 5.3.
Yes. The check only reads public pages, the same way a browser or a search engine would. Scan only sites you own or are allowed to test.
It means no sign of CVE-2026-40151 was found by this read-only check. It does not prove the site is free of other weaknesses.
Update Praison PraisonAI to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. The vendor links and details are in the CVE-2026-40151 briefing linked on this page.
Scan only sites you own or have written permission to test. A result of Not Vulnerable means this read-only check found no sign of CVE-2026-40151; it is not a guarantee that the site is secure.