CVE-2026-18545

IBM Langflow OSS 1.0.0 through 1.11.1 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.

Score

CVSS 3.1 4.3 Medium

Status

Analyzed - psirt@us.ibm.com

Published

2026-08-28

Last modified

2026-08-31

Weaknesses

CWE-918

Affected products

• Langflow Oss (Ibm)
• Langflow (Langflow)

References

• https://www.ibm.com/support/pages/node/7284579