IBM Langflow OSS 1.0.0-1.11.1 Auth Exfil Via Improper Auth
CVE-2026-19294 Published on August 28, 2026
Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities
IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote authenticated attacker to execute and read any user's private flow due to improper authorization.
Vulnerability Analysis
CVE-2026-19294 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is an Insecure Direct Object Reference / IDOR Vulnerability?
The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
CVE-2026-19294 has been classified to as an Insecure Direct Object Reference / IDOR vulnerability or weakness.
Products Associated with CVE-2026-19294
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Affected Versions
IBM Langflow OSS:- Version 1.0.0, <= 1.11.1 is affected.