CVE-2026-33484 - Vulnerability Analysis

Overview

Langflow 1.0.0 through 1.8.1 contains an information disclosure vulnerability caused by lack of authentication and ownership checks in the /api/v1/files/images/{flow_id}/{file_name} endpoint, letting unauthenticated attackers download any user's images by guessing flow_id, exploit requires knowledge or guess of flow_id.

Severity & Score

Impact

Attackers can download any user's uploaded images without credentials, leading to unauthorized data disclosure.

Mitigation

Upgrade to version 1.9.0 or later.

References

• https://github.com/langflow-ai/langflow/security/advisories/GHSA-7grx-3xcx-2xv5

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 24, 2026

🟠 CVE-2026-33484 - High (7.5) Langflow is a tool for building and deploying AI-powered agents and workflows. In versions 1.0.0 through 1.8.1, the `/api/v1/files/images/{flow_id}/{file_name}` endpoint serves image files without any authentication or ownership check. Any unauthe... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-33484/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner