Exploit for Origin Validation Error in Langflow

CVE-2025-34291 — Langflow Origin Validation / CORS...

VulnCheck KEV: CVE-2025-34291

Langflow versions up to and including 1.6.9 contain a chained vulnerability that enables account takeover and remote code execution. An overly permissive CORS configuration alloworigins='' with allowcredentials=True combined with a refresh token cookie configured as SameSite=None allows a malicio...

jf-langflow (>=1.10.0, <=1.10.0.post7), langflow (>=1.8.0rc0, <=1.8.0rc2) +1 more potentially affected by CVE-2025-34291 via langflow-base (>=0.7.2, <=0.11.5)

langflow-base PYPI version =0.7.2, =1.10.0, =1.8.0rc0, =1.8.0rc2 - langflow-nightly 1.8.0.dev24 Source cves: CVE-2025-34291 Source advisory: SNYK:PYTHON-LANGFLOWBASE-14221425...