CVE-2026-19305 PUBLISHED

Langflow is vulnerable to Server-Side Request Forgery due to missing or bypassable URL validation in multiple components

Assigner: ibm
Reserved: 07.08.2026 Published: 04.09.2026 Updated: 04.09.2026

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote attacker to obtain sensitive information due to server-side request forgery.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
CVSS Score: 8.6

Product Status

Vendor IBM
Product Langflow OSS
Versions
  • affected from 1.0.0 to 1.11.2 (incl.)

Solutions

IBM strongly recommends addressing the vulnerability now by upgrading Langflow OSS to version 1.11.3 https://pypi.org/project/langflow/

References

Problem Types

  • CWE-918 Server-Side Request Forgery (SSRF) CWE