CVE-2026-23536 Details.
Feast Feature Server <=0.58.0 - Arbitrary File Read
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-23536. What It Means.
Feast (the open-source Feature Store) Feature Server through 0.58.0 exposes an unauthenticated POST /read-document endpoint that reads an arbitrary, caller-supplied file path with no authentication and no path validation. The read_document_endpoint handler passes the JSON `file_path` field straight to os.path.exists()/open() and returns the file contents in the JSON `content` field, so a remote, unauthenticated attacker can read any file readable by the server process (e.g.…
Affected Product. What Is Hit.
- Vendor
- feast-dev
- Product
- Feast Dev Feast
FAQ
Common Questions.
Feast Feature Server <=0.58.0 - Arbitrary File Read. Feast (the open-source Feature Store) Feature Server through 0.58.0 exposes an unauthenticated POST /read-document endpoint that reads an arbitrary, caller-supplied file path with no authentication and no path validation. The read_document_endpoint handler passes the JSON `file_path` field straight to os.path.exists()/open() and returns the file contents in the JSON `content` field, so a remote, unauthenticated attacker can read any file readable by the server process (e.g.…
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-23536 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-23536 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Feast Dev Feast to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-23536. Atlas does not run a check for it, so nothing here says whether a particular site is affected.