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CVE-2026-48146

Budibase is an open-source low-code platform. Prior to 3.39.0, the OAuth2 token fetch function in packages/server/src/sdk/workspace/oauth2/utils.ts uses raw fetch(config.url) with no SSRF protection. The safe wrapper fetchWithBlacklist() exists in the same codebase and is used in every other outbound HTTP call (automation steps, plugin downloads, object store), but was not applied to the OAuth2 token endpoint. A user with BUILDER role can point the OAuth2 token URL to internal services (CouchDB,
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:09c0f5e76cd16a4c252942a9631438d45f2674f3e4c59af0d6f5a9e93a5377aa
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"budibase","vendor":"Budibase","versions":[{"status":"affected","version":"< 3.39.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4604549f911f46d8666d1cbc029103b0fc77907a68d355b54cd5483d2dc5afb4 · sha256:cd0bbbaa454575c0… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:4604549f911f46d8666d1cbc029103b0fc77907a68d355b54cd5483d2dc5afb4 · sha256:cd0bbbaa454575c0… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:4604549f911f46d8666d1cbc029103b0fc77907a68d355b54cd5483d2dc5afb4 · sha256:cd0bbbaa454575c0… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/Budibase/budibase/security/advisories/GHSA-g6qx-g4pr-92v7","tags":["x_refsource_CONFIRM"],"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-g6qx-g4pr-92v7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4604549f911f46d8666d1cbc029103b0fc77907a68d355b54cd5483d2dc5afb4 · sha256:cd0bbbaa454575c0… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-g6qx-g4pr-92v7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4604549f911f46d8666d1cbc029103b0fc77907a68d355b54cd5483d2dc5afb4 · sha256:cd0bbbaa454575c0… · /containers/adp/0/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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