Vulnerability in Budibase

CVE-2026-48150

Budibase is an open-source low-code platform. Prior to 3.39.0, /api/public/v1/roles/assign is guarded by the builderOrAdmin middleware, which passes any user who is a builder for the app id in the x-budibase-app-id header. That check admit…

Vulnerability class: Mass Assignment

EPSS: 0.001 (20.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48150?
CVE-2026-48150 is a critical-severity vulnerability in Budibase, classified under Improperly Controlled Modification of Dynamically-Determined Object Attributes. CVSS score: 9.0/10. Published 2026-05-27.
How severe is CVE-2026-48150?
Critical severity. CVSS v3 base score is 9.0 out of 10.