Description

Improper authorization vulnerability exists in RICOH Streamline NX 3.5.1 to 24R3. If a man-in-the-middle attack is conducted on the communication between the affected product and its user, and some crafted request is processed by the product, the user's registration information and/or OIDC (OpenID Connect) tokens may be retrieved.

INFO

Published Date :

2026-01-09T07:15:52.994Z

Last Modified :

2026-01-09T18:11:55.373Z

Source :

jpcert
AFFECTED PRODUCTS

The following products are affected by CVE-2026-21409 vulnerability.

Vendors Products
Ricoh
  • Streamline Nx
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-21409.

URL Resource
https://jvn.jp/en/jp/JVN12770174/ cve-icon cve-icon
https://www.ricoh.com/products/security/vulnerabilities/vul?id=ricoh-2025-000011 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact