CVE-2026-17627
Langflow is affected by improper authorization due to missing access control on the voice-mode WebSocket endpoint
CVSS Score
4.9
EPSS Score
0.0%
EPSS Percentile
0th
IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to obtain sensitive information and inject messages into workflow history due to improper authorization.
| CWE | CWE-639 |
| Vendor | ibm |
| Product | langflow oss |
| Published | Sep 4, 2026 |
| Last Updated | Sep 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
IBM / Langflow OSS
1.0.0 ≤ 1.10.2