Security Bulletin: Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

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Publisherwww.ibm.com

Article IDNo stable ID in source URL

Verified snapshot27 Sept 2026, 02:00 UTC

Linked CVEs5

Linked CVE reports

These are source relationships, not a claim that this article fixes every affected product or branch.

CVE-2026-18899Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities
CVE-2026-18545Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities
CVE-2026-18904Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities
CVE-2026-19294Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities
CVE-2026-18891Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

Source and provenance

Original title: Security Bulletin: Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities. Captured 27 Sept 2026, 02:00 UTC. The stored article is used for enrichment and change detection; BlackTree does not republish the publisher's full text here.

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