Vulnerability in Flowiseai Flowise
CVE-2026-46477
Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, dataset create and update mass-assignment allows cross-workspace dataset takeover. This issue has been patched in version 3.1.2.
Vulnerability class: Mass Assignment
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (44.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.006 · change: +0.002
Affected products
- Flowiseai Flowise — versions < 3.1.2
Weakness classification (CWE)
References
- github.com/FlowiseAI/Flowise/releases/tag/flowise@3.1.2 (Product, Release Notes)
- github.com/FlowiseAI/Flowise/security/advisories/GHSA-5h9v-837x-m97r (Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-46477?
- CVE-2026-46477 is a high-severity vulnerability in Flowiseai Flowise, classified under Improperly Controlled Modification of Dynamically-Determined Object Attributes. CVSS score: 8.8/10. Published 2026-06-08.
- How severe is CVE-2026-46477?
- High severity. CVSS v3 base score is 8.8 out of 10.