Vulnerability in Flowise
CVE-2025-71338
Flowise through 2.2.7 fails to sanitize path segments in the document-store loader endpoint, allowing unauthenticated attackers to write files outside the storage directory. Attackers can use parent-directory sequences to escape the storage directory and overwrite application files loaded at boot for remote code execution.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (65.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.012 · change: +0.002
Affected products
- Flowise — versions 0
- Flowiseai Flowise
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/FlowiseAI/Flowise/security/advisories/GHSA-8vvx-qvq9-5948 (Exploit, vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/flowise-arbitrary-file-write-to-remote-code-execut… (Third Party Advisory, third-party-advisory)
- github.com/FlowiseAI/Flowise/releases/tag/flowise@2.2.7-patch.1 (release-notes)
Frequently asked questions
- What is CVE-2025-71338?
- CVE-2025-71338 is a critical-severity vulnerability in Flowise, classified under External Control of File Name or Path. CVSS score: 10.0/10. Published 2026-06-25.
- How severe is CVE-2025-71338?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2025-71338 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.