What is CVE-2026-30240?

CVE-2026-30240 is a critical-severity vulnerability in Budibase, classified under Path Traversal. CVSS score: 9.6/10. Published 2026-03-09.

How severe is CVE-2026-30240?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Path Traversal in Budibase

CVE-2026-30240

Budibase is a low code platform for creating internal tools, workflows, and admin panels. In 3.31.5 and earlier, a path traversal vulnerability in the PWA (Progressive Web App) ZIP processing endpoint (POST /api/pwa/process-zip) allows an…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.000 (14.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.

Affected products

Budibase — versions <= 3.31.5

Weakness classification (CWE)

CWE-22 — Path Traversal
CWE-73 — External Control of File Name or Path

References

https://github.com/Budibase/budibase/security/advisories/GHSA-pqcr-jmfv-c9cp (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-30240?: CVE-2026-30240 is a critical-severity vulnerability in Budibase, classified under Path Traversal. CVSS score: 9.6/10. Published 2026-03-09.
How severe is CVE-2026-30240?: Critical severity. CVSS v3 base score is 9.6 out of 10.