CVE-2026-4503
Unauthenticated Insecure Direct Object Reference (IDOR) Vulnerability in Langflow Desktop Image Download Endpoint
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
IBM Langflow Desktop 1.0.0 through 1.8.4 Langflow could allow an unauthenticated user to view other users' images due to an indirect object reference through a user-controlled key.
| CWE | CWE-639 |
| Vendor | ibm |
| Product | langflow desktop |
| Published | Apr 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
IBM / Langflow Desktop
1.0.0 ≤ 1.8.4