What is GHSA-gqfh-c8pj-64mr?

GHSA-gqfh-c8pj-64mr is a security advisory published by GitHub Security Advisories with Medium severity. IBM Langflow OSS 1.0.0 through 1.11.2 allows remote authenticated attackers to bypass localhost...

Which CVE IDs does GHSA-gqfh-c8pj-64mr cover?

GHSA-gqfh-c8pj-64mr covers the following CVE IDs: CVE-2026-9186. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-gqfh-c8pj-64mr?

GHSA-gqfh-c8pj-64mr has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-gqfh-c8pj-64mrMediumCVSS 6.5

IBM Langflow OSS 1.0.0 through 1.11.2 allows remote authenticated attackers to bypass localhost...

Vendor

GitHub Security Advisories

Published

September 4, 2026

Last Modified

September 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-9186 →

📋 Description

IBM Langflow OSS 1.0.0 through 1.11.2 allows remote authenticated attackers to bypass localhost-only MCP configuration installation by spoofing X-Forwarded-For: 127.0.0.1 header, enabling arbitrary writes to IDE config files (~/.cursor/mcp.json, etc.).

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-9186
https://www.ibm.com/support/pages/node/7285646
https://github.com/advisories/GHSA-gqfh-c8pj-64mr