CVE-2025-34291

Langflow Origin Validation Error Vulnerability

Langflow

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 (allow_origins='*' with allow_credentials=True) combined with a refresh token cookie configured as SameSite=None allows a malicious webpage to perform cross-origin requests that include credentials and successfully call the refresh endpoint. An attacker-controlled origin can therefore obtain fresh…

6. Dez 2025

Ausgewertete Quellen

• Hinweis
  https://www.crowdsec.net/vulntracking-report/cve-2025-34291
• Hinweis
  https://www.obsidiansecurity.com/blog/cve-2025-34291-critical-account-takeover-and-rce-vulnerability-in-the-langflow-ai-agent-workflow-platform
• Hinweis
  https://www.vulncheck.com/advisories/langflow-cors-misconfiguration-to-token-hijack-and-rce
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-34291
• CISA
  Langflow Origin Validation Error Vulnerability
• NVD
  CVE-2025-34291