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HIGHCVE-2026-21409Published Modified CNA jpcert

CVE-2026-21409: Improper authorization vulnerability exists in RICOH Streamline NX 3

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.

Metrics

CVSS v4.0
8.2
Severity
HIGH
Fixed in
—
Affected Products
1
Affected packages
  • Ricoh Company, Ltd. / RICOH Streamline NX
    3.5.1 to 24R3
CVSS Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
References