CVE-2026-31816 Details.
Budibase - Authentication Bypass
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-2026-31816. What It Means.
Budibase <= 3.31.4 contains an authentication bypass caused by unanchored regex in authorized() middleware matching webhook path patterns in query strings, letting unauthenticated remote attackers access any server-side API endpoint, exploit requires crafted request with webhook pattern in URL.
Affected Product. What Is Hit.
The record for CVE-2026-31816 does not name a vendor or product yet.
References. Where To Read More.
FAQ
Common Questions.
Budibase - Authentication Bypass. Budibase <= 3.31.4 contains an authentication bypass caused by unanchored regex in authorized() middleware matching webhook path patterns in query strings, letting unauthenticated remote attackers access any server-side API endpoint, exploit requires crafted request with webhook pattern in URL.
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-2026-31816 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-31816 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update the affected software 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-2026-31816. Atlas does not run a check for it, so nothing here says whether a particular site is affected.