CVE-2026-67621Flowise 3.1.4 Missing Authorization on Document Store Mutation Endpoints
Updated under an hour ago ()
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It affects FlowiseAI Flowise. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Flowise through 3.1.4 contains a missing authorization vulnerability that allows authenticated workspace members to perform unauthorized document store operations by accessing unprotected mutation endpoints. Attackers holding only view-level permissions can send direct HTTP requests to the upsert and refresh document store routes to trigger document ingestion, refresh vector database contents, consume embedding API credits, and modify knowledge bases used by downstream chatflows.
- CVSS
- 7.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
- Weakness (CWE)
- CWE-862
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Analyzed
- Record last updated
- Aug 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
FlowiseAI Flowise flowiseai:flowise (from the name) | through 3.1.4 | CNA record |
flowiseai flowise flowiseai:flowise | through 3.1.4 | NVD |
References
- https://github.com/Caycon/cve-advisories/blob/main/2026/Flowise/CVE-2026-67621.mdtechnical-description, exploit, third-party-advisory
- https://flowiseai.com/sunsetvendor-advisory, not-applicable
- https://www.vulncheck.com/advisories/flowise-missing-authorization-on-document-store-mutation-endpointsthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.