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CVE-2026-9077

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

HIGH
8.5
CVSS Score
Published: August 5, 2026 at 04:24 PM UTC
Updated: August 6, 2026 at 07:13 PM UTC
1 product affected across 1 vendorLangflow

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Severity
HIGH8.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Langflow· Langflow
95%
1.0.0 ≤ v ≤ 1.10.31.0.0 ≤ v < 1.11.01.0.0
Affected range stops below 1.11.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://www.ibm.com/support/pages/node/7282147

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.5HIGHibm
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-807

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