RCE in Budibase

CVE-2026-35216

Budibase is an open-source low-code platform. Prior to version 3.33.4, an unauthenticated attacker can achieve Remote Code Execution (RCE) on the Budibase server by triggering an automation that contains a Bash step via the public webhook endpoint. No authentication is required to trigger the exploit. The process executes as root inside the container. This issue has been patched in version 3.33.4.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.120 (95.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-35216?
CVE-2026-35216 is a critical-severity vulnerability in Budibase, classified under OS Command Injection. CVSS score: 9.0/10. Published 2026-04-03.
How severe is CVE-2026-35216?
Critical severity. CVSS v3 base score is 9.0 out of 10.