VULNERABILITY INTELLIGENCE
CVE-2026-21409
CVSS score8.2 HIGH
EPSS probability0.33%
CISA KEVNot currently listed
Published2026-01-09
Last modified2026-06-17
CVSS vectorCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
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.
Weakness classification
- CWE-639: Authorization Bypass Through User-Controlled Key