Directory Traversal Vulnerability in IBM Langflow Product
CVE-2026-4502

6.5MEDIUM

Key Information:

Vendor

IBM
Status
Langflow Desktop
Vendor
CVE Published:
30 April 2026

What is CVE-2026-4502?

The IBM Langflow Desktop product versions 1.2.0 through 1.8.4 contain a directory traversal vulnerability. This flaw allows authenticated attackers to exploit it by sending crafted URL requests that use '../' sequences. Consequently, they can manipulate the file system to write arbitrary files, potentially leading to significant security breaches. Organizations utilizing these versions should prioritize monitoring their systems and apply the necessary patches to mitigate this risk.

Affected Version(s)

Langflow Desktop 1.2.0 <= 1.8.4

References

https://www.ibm.com/support/pages/node/7271097
vendor-advisorypatch

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.