Improper Authentication Vulnerability in IBM Langflow OSS Affects Multiple Versions
CVE-2026-17628

5.4MEDIUM

Key Information:

Vendor

IBM
Status
Langflow Oss
Vendor
CVE Published:
14 September 2026

What is CVE-2026-17628?

IBM Langflow OSS versions 1.0.0 through 1.10.2 are susceptible to an improper authentication vulnerability that could allow a remote authenticated attacker to change a user's password. This flaw arises from inadequate validation during authentication processes, potentially leading to unauthorized access and account manipulation. Organizations using these affected versions should prioritize patching to mitigate the risk associated with this vulnerability.

Affected Version(s)

Langflow OSS 1.0.0 <= 1.10.2

References

https://www.ibm.com/support/pages/node/7286684
vendor-advisorypatch

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.