CVE-2025-71327

criticalCVSS 9.1covered by 1 sourcefirst seen 2026-06-25

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.

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Exploitation outlook

Low exploitation risk0.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 37% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2025-71327: Flowise contains an authentication bypass vulnerability in the unprotected /api/v1/account/reg…nvd · 2026-06-25

External references

NVD record for CVE-2025-71327

CVE.org record

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