What is CVE-2026-82243?

CVE-2026-82243 is a high-severity vulnerability in Budibase Server, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.6/10. Published 2026-08-28.

How severe is CVE-2026-82243?

High severity. CVSS v3 base score is 7.6 out of 10.

SSRF in Budibase Server

CVE-2026-82243

Budibase Server before 3.41.3 contains a server-side request forgery vulnerability in the datasource verify endpoint that allows builder-level users to supply arbitrary URLs without SSRF validation. Attackers can exploit this to leak internal CouchDB credentials by making requests to attacker-controlled servers, gaining full database access in cloud deployments.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N.

Affected products

Budibase Server

Weakness classification (CWE)

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

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-82243?: CVE-2026-82243 is a high-severity vulnerability in Budibase Server, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.6/10. Published 2026-08-28.
How severe is CVE-2026-82243?: High severity. CVSS v3 base score is 7.6 out of 10.