{"cve":"CVE-2026-56273","nvd":{"published":"2026-07-08T14:17:15.800","modified":"2026-07-09T15:16:37.727","status":"Deferred","description":"Flowise before 3.1.0 contains a path traversal vulnerability in Faiss and SimpleStore vector store implementations that accept unsanitized basePath parameters from authenticated users. Attackers with valid API tokens can write vector store data to arbitrary filesystem locations, potentially enabling code execution or data exfiltration.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:H/SA:N","score":4.9},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-22"],"references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w6v6-49gh-mc9w","https://www.vulncheck.com/advisories/flowise-path-traversal-in-vector-store-basepath-parameter","https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-w6v6-49gh-mc9w"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:42:16.820116992+00:00"},"epss":{"cve":"CVE-2026-56273","score":0.005,"percentile":0.42897,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-w6v6-49gh-mc9w","url":"https://osv.dev/vulnerability/GHSA-w6v6-49gh-mc9w","summary":"Flowise: Path Traversal in Vector Store basePath","modified":"2026-07-09T04:11:39.128361456Z","packages":[{"ecosystem":"npm","name":"flowise","purl":"pkg:npm/flowise","ranges":["<3.1.0"],"fixed":["3.1.0"]},{"ecosystem":"npm","name":"flowise-components","purl":"pkg:npm/flowise-components","ranges":["<3.1.0"],"fixed":["3.1.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}