{"id":"CVE-2026-41278","revision":null,"records":[{"revision":"a1e749e54b51444f92cf3f0e613a50e6","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-41278","aliases":[],"title":"Flowise: Public chatflow endpoints return unsanitized flowData including plaintext API keys, passwords, and credential IDs","description":"Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the GET /api/v1/public-chatflows/:id endpoint returns the full chatflow object without sanitization for public chatflows. Docker validation revealed this is worse than initially assessed: the sanitizeFlowDataForPublicEndpoint function does NOT exist in the released v3.0.13 Docker image. Both public-chatflows AND public-chatbotConfig return completely raw flowData including credential IDs, plaintext API keys, and password-type fields. This vulnerability is fixed in 3.1.0.","state":0,"publishedAt":"2026-04-23T19:52:20.973+00:00","modifiedAt":"2026-04-24T13:39:52.9+00:00","affected":[{"ecosystem":"Vendor product","name":"Flowise","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"FlowiseAI\",\n                    \"product\": \"Flowise\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 3.1.0\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"}],"references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w47f-j8rh-wx87"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-41278","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-41278","identifiers":["CVE-2026-41278"]},"retained":false,"historicalAffected":[]},{"revision":"18089a1024674a528e5fefd906f0ba34","observedAt":"2026-10-28T05:07:43.138+00:00","statement":{"source":"euvd","id":"EUVD-2026-25297","aliases":["CVE-2026-41278"],"title":"Flowise is a drag & drop user interface to build a customized large language model flow. 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This vulnerability is fixed in 3.1.0.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7,"severity":null}],"references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w47f-j8rh-wx87"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-25297","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Apr 23, 2026, 7:52:20 PM","dateUpdated":"Apr 24, 2026, 1:39:52 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. 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Docker validation revealed this is worse than initially assessed: the sanitizeFlowDataForPublicEndpoint function does NOT exist in the released v3.0.13 Docker image. Both public-chatflows AND public-chatbotConfig return completely raw flowData including credential IDs, plaintext API keys, and password-type fields. This vulnerability is fixed in 3.1.0.","state":0,"publishedAt":"2026-04-23T20:16:16.55+00:00","modifiedAt":"2026-10-26T21:10:00.17+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":8.7,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":"HIGH"}],"references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w47f-j8rh-wx87"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-41278","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-200"],"productCriteria":["cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-04-23T20:16:16.550","lastModified":"2026-10-26T21:10:00.170"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-41278","identifiers":["CVE-2026-41278"]},"retained":false,"historicalAffected":[]},{"revision":"cfdf878d59414cafbb6dfb91fcaafdae","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-w47f-j8rh-wx87","aliases":["CVE-2026-41278"],"title":"Flowise: Public chatflow endpoints return unsanitized flowData including plaintext API keys, passwords, and credential IDs","description":"### Summary\n\nThe `GET /api/v1/public-chatflows/:id` endpoint returns the full chatflow object **without sanitization** for public chatflows. Docker validation revealed this is worse than initially assessed: the `sanitizeFlowDataForPublicEndpoint` function does NOT exist in the released v3.0.13 Docker image. Both `public-chatflows` AND `public-chatbotConfig` return completely raw flowData including credential IDs, plaintext API keys, and password-type fields.\n\n### Root Cause\n\n```typescript\n// packages/server/src/controllers/chatflows/index.ts:218-220\nconst chatflow = await chatflowsService.getChatflowById(req.params.id)\nif (!chatflow) return res.status(StatusCodes.NOT_FOUND).json(...)\nif (chatflow.isPublic) return res.status(StatusCodes.OK).json(chatflow) // ← NO sanitization!\n```\n\n### Docker Validation (v3.0.13)\n\nCreated public chatflow with credential IDs and passwords in flowData:\n```json\n{\n  \"flowData\": \"{\\\"nodes\\\":[{\\\"data\\\":{\\\"credential\\\":\\\"e92a39bf-...\\\",\\\"inputs\\\":{\\\"password\\\":\\\"sk-supersecretkey123\\\",\\\"apiKey\\\":\\\"should-not-leak\\\"}}}]}\"\n}\n```\n\nThe `sanitizeFlowDataForPublicEndpoint` function only exists in unreleased HEAD, and even there, only `public-chatbotConfig` calls it — `public-chatflows` never does.\n\n### Impact\n\n- **Credential IDs** leaked — enables OAuth2 token theft chain (Finding 1)\n- **Plaintext API keys and passwords** leaked — direct third-party account compromise\n- **Node configurations** leaked — reveals internal architecture and endpoint URLs\n- Both `public-chatflows` and `public-chatbotConfig` are affected in the released version\n\n### Suggested Fix\n\nApply sanitization to both public endpoints:\n\n```typescript\nconst sanitized = sanitizeFlowDataForPublicEndpoint(chatflow)\nreturn res.status(StatusCodes.OK).json(sanitized)\n```\n\nEnsure the sanitization function strips all `credential`, `password`, `apiKey`, and `secretKey` fields from `flowData`.\n\n---\n\n## References\n\n- `packages/server/src/controllers/chatflows/index.ts` lines 209-236\n- `packages/server/src/utils/sanitizeFlowData.ts` lines 11-34 (exists only in unreleased HEAD)\n\n## Credits\n- Shinobi Security - https://github.com/shinobisecurity","state":0,"publishedAt":"2026-04-17T21:34:30+00:00","modifiedAt":"2026-05-05T16:26:27.717521+00:00","affected":[{"ecosystem":"npm","name":"flowise","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"3.1.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":null,"severity":null},{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"HIGH"}],"references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w47f-j8rh-wx87","https://nvd.nist.gov/vuln/detail/CVE-2026-41278","https://github.com/FlowiseAI/Flowise"],"sourceUrl":"https://github.com/advisories/GHSA-w47f-j8rh-wx87","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-w47f-j8rh-wx87","identifiers":["GHSA-w47f-j8rh-wx87","CVE-2026-41278"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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