SSH Port Forwarding Vulnerability in Ricoh Printers and Multifunction Printers
CVE-2026-63226

6.9MEDIUM

Key Information:

Vendor

Ricoh Company

Status
Ricoh Printers And Multifunction Printers (mfps)
Vendor
CVE Published:
23 July 2026

What is CVE-2026-63226?

Certain printers and multifunction printers manufactured by Ricoh Company, Ltd. have been discovered to lack sufficient restrictions on SSH port forwarding. This oversight allows unauthorized connections to arbitrary destinations across the local area network (LAN) when SSH is enabled. As a result, attackers can exploit this vulnerability to potentially connect to other network nodes, posing a significant risk to overall network security and device integrity.

Affected Version(s)

Ricoh printers and Multifunction Printers (MFPs) refer to the information provided by the developer.

References

https://www.ricoh.com/products/security/vulnerabilities/v...
https://jp.ricoh.com/security/products/vulnerabilities/vu...
https://jvn.jp/en/jp/JVN32082029/

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
5.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.