Home

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.

PUBLISHED Reserved 2025-12-24 | Published 2026-01-09 | Updated 2026-01-09 | Assigner jpcert




MEDIUM: 5.9CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

HIGH: 8.2CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

Authorization bypass through user-controlled key

Product status

3.5.1 to 24R3
affected

References

www.ricoh.com/...ty/vulnerabilities/vul?id=ricoh-2025-000011

jvn.jp/en/jp/JVN12770174/

cve.org (CVE-2026-21409)

nvd.nist.gov (CVE-2026-21409)

Download JSON