CVE-2026-48153
HIGH EPSS 7.1%
Published May 27, 20261mo ago · Modified Jun 17, 20261w ago
8.5 CVSS 3.1
Published May 27, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago
Description
Budibase is an open-source low-code platform. Prior to 3.39.0, fetchToken in the OAuth2 SDK makes a POST to a builder-supplied URL with plain node-fetch, skipping the blacklist.isBlacklisted check that every other outbound fetch path in the codebase uses. The Joi schema for the OAuth2 URL has no scheme or host restriction. This vulnerability is fixed in 3.39.0.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity Low
Availability None
Threat Intelligence
EPSS Exploit Probability
7.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-918 Server-Side Request Forgery (SSRF) Validation
References 1
- github.com https://github.com/Budibase/budibase/security/advisories/GHSA-4q6h-8p4v-67vq
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.