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CVE PROGRAM SOURCE RECORD8.5 High

CVE-2026-48153

Budibase: SSRF via OAuth2 token endpoint URL reaches internal hosts and cloud metadata

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Status
Published
Published
Updated
Assigning organization
GitHub_M

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Budibase budibase

  • < 3.39.0affected

References