What is CVE-2026-45548?

CVE-2026-45548 is a high-severity vulnerability in Budibase, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-05-27.

How severe is CVE-2026-45548?

High severity. CVSS v3 base score is 7.7 out of 10.

SSRF in Budibase

CVE-2026-45548

Budibase is an open-source low-code platform. Prior to 3.34.8, the processUrlFile function in packages/server/src/automations/steps/ai/extract.ts uses fetch(fileUrl) directly without the IP blacklist validation that is consistently applied…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.000 (9.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Budibase — versions < 3.34.8

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-45548?: CVE-2026-45548 is a high-severity vulnerability in Budibase, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-05-27.
How severe is CVE-2026-45548?: High severity. CVSS v3 base score is 7.7 out of 10.