Signal is active with 2 mentions in latest observed window
Recommended action window: Monitor and triage in normal cycle
NVD description
A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function get_client_ip/install_mcp_config of the file src/backend/base/langflow/api/v1/mcp_projects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument X-Forwarded-For results in injection. The attack may be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
NONE
CVE-2026-6599 A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function get_client_ip/install_mcp_config of the file src/backend/base/lan… https://www.cve.org/CVERecord?id=CVE-2026-6599
Post summary
A vulnerability in langflow‑ai langflow up to version 1.8.3 affecting the get_client_ip/install_mcp_config function has been identified.
CVE-2026-6599 Remote Code Injection in Langflow AI up to 1.8.3 via X-Forwarded-For Header https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-6599
Post summary
A remote code injection vulnerability (CVE‑2026‑6599) in Langflow AI up to version 1.8.3 has been disclosed, identified by misuse of the X‑Forwarded‑For header, but no PoC, exploit, or patch details are provided.