CVE-2025-71327: Flowise contains an authentication bypass vulnerability in the unprotected /api/v1/account/register endpoint that allows unauthenticated attackers to create user accounts. Remote a
Flowise contains an authentication bypass vulnerability in the unprotected /api/v1/account/register endpoint that allows unauthenticated attackers to create user accounts. Remote attackers can exploit this endpoint to register arbitrary accounts and authenticate to the system, gaining full API access without credentials.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-71327
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-713270.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-71327 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Flowise contains an
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- mediumCVE-2026-56273: Flowise before 3.1.0 contains a path traversal vulnerability in Faiss and SimpleStore vector s…nvd · 2026-07-08
- criticalCVE-2025-71338: Flowise contains a path traversal vulnerability in the /api/v1/document-store/loader/process e…nvd · 2026-06-25
- criticalCVE-2025-71336: Flowise before 3.0.6 (affected versions 2.2.7-patch.1 and earlier) contains an unsandboxed rem…nvd · 2026-06-25
- criticalCVE-2025-71334: Flowise before 3.0.6 (affected versions 2.2.8 and earlier) contains an arbitrary file access v…nvd · 2026-06-25
- criticalCVE-2025-71333: Flowise through 2.2.4 contains an unauthenticated arbitrary file upload vulnerability in the /…nvd · 2026-06-25
- highCVE-2025-71328: Flowise before 3.0.10 contains an unverified password change vulnerability. An authenticated u…nvd · 2026-06-25
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