CVE-2026-4503

HIGH

Unauthenticated Insecure Direct Object Reference (IDOR) Vulnerability in Langflow Desktop Image Download Endpoint

Title source: cna

Description

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.

References (1)

[Vendor Advisory] https://www.ibm.com/support/pages/node/7271099

Scores

CVSS v3 7.5

EPSS 0.0004

EPSS Percentile 11.9%

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-639

Status published

Products (1)

IBM/Langflow Desktop 1.0.0 - 1.8.4

Published Apr 30, 2026

Tracked Since May 01, 2026