Server-Side Request Forgery in IBM Langflow OSS by IBM
CVE-2026-18545

4.3MEDIUM

Key Information:

Vendor

IBM
Status
Langflow Oss
Vendor
CVE Published:
28 August 2026

What is CVE-2026-18545?

IBM Langflow OSS versions 1.0.0 through 1.11.1 are susceptible to a server-side request forgery vulnerability. This issue may allow an authenticated attacker to exploit the system and issue unauthorized requests, leading to potential network enumeration or being leveraged for further attacks. Organizations using this product should prioritize addressing this vulnerability to safeguard their network integrity.

Affected Version(s)

Langflow OSS 1.0.0 <= 1.11.1

References

https://www.ibm.com/support/pages/node/7284579
vendor-advisorypatch

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.