CVE-2026-9077

HIGH

Reliance on Untrusted Inputs in a Security Decision vulnerabilities in Model Context Protocol features

Title source: CVE List
STIX 2.1 vulnerability

Record summary

CVE-2026-9077 has a selected CVSS score of 8.5 (high).

Description

IBM Langflow OSS 1.0.0 through 1.10.3 Langflow allows remote authenticated attackers to bypass localhost-only restrictions and write arbitrary MCP server configurations to IDE configuration files on the host system.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationNone
AutomatableNo
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated Aug 5, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion range

Langflow OSS

Browse IBM / Langflow OSS
CVE List1.0.0 to ≤ 1.10.3affected

References

2