{"data":{"id":"18cb661f-79e5-445f-9be9-d1ba6931caa0","title":"CVE-2026-41267: Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, an improper…","summary":"Flowise, a drag-and-drop interface for building LLM flows, has an improper mass assignment (JSON injection) flaw in the account registration endpoint of Flowise Cloud before version 3.1.0. Unauthenticated attackers can inject server-managed fields and nested objects during account creation, letting them set ownership metadata, timestamps, organization association and role mappings, which breaks trust boundaries in the multi-tenant environment.","solution":"Fixed in 3.1.0.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-41267","publishedAt":"2026-04-23T20:16:15.160Z","cveId":"CVE-2026-41267","cweIds":["CWE-639","CWE-915"],"cvssScore":"8.1","cvssSeverity":"high","severity":"high","attackType":["other"],"issueType":"vulnerability","affectedPackages":["flowise@<= 3.0.13 (fixed: 3.1.0)"],"affectedPackageNames":["flowise"],"affectedPackageRefs":["npm:flowise"],"affectedVendors":[],"affectedVendorsRaw":["Flowise","Flowise Cloud"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"Flowise mass assignment in account registration endpoint of Flowise Cloud","headlinePromptVersion":"h1","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"network","attackComplexity":"high","privilegesRequired":"none","userInteraction":"none","exploitMaturity":"unknown","epssScore":0.00334,"epssCheckedAt":"2026-11-10T00:11:23.986Z","kevDateAdded":null,"advisoryAliases":["GHSA-48m6-ch88-55mj"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:49:16.879Z","patchAvailable":true,"disclosureDate":"2026-04-23T20:16:15.160Z","fixReleasedAt":"2026-03-16T14:47:16.783Z","daysToFix":-38,"fixCheckedAt":"2026-10-29T21:37:35.271Z","capecIds":null,"crossRefCount":0,"attackSophistication":"trivial","impactType":["integrity","confidentiality"],"aiComponentTargeted":"api","llmSpecific":true,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"npm","name":"flowise","fixedVersion":"3.1.0","matchedVersion":"3.1.0","fixReleasedAt":"2026-03-16T14:47:16.783Z","daysToFix":-38,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:37:35.124Z"}]}}