CVE-2026-82240

High

Description

Budibase before 3.41.3 fails to validate app-scoped builder role assignments in the public user create and update endpoints, allowing an authenticated app-scoped builder to grant builder access to unrelated apps. Attackers can submit crafted requests to the user update API with builder.apps fields to escalate privileges and gain unauthorized builder access to other applications in the same tenant.

SeverityHigh

CVSS8.1

Exploit probability—

ProductBudibase Server

PublishedAug 28, 2026

First seenAug 28, 2026

Weakness typeCWE-862Missing authorization

How to fix

Update

budibase server3.41.3 or later

Vendor advisories

github.com/Budibase/budibase/security/advisories/GHSA-468g-55qj-v8rr

Affected products

Product	Affected versions	Fixed in
budibase server	v < 3.41.3	3.41.3

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