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JVNDB-2026-000085

Privilege escalation vulnerability in multiple RICOH and KONICA MINOLTA JAPAN printer drivers

Overview

Multiple printer drivers provided by RICOH and KONICA MINOLTA JAPAN contain the following vulnerability:
  • Privilege escalation (CWE-427) - CVE-2026-50100
Ricoh Company, Ltd. reported this vulnerability to IPA to notify users of its solution through JVN. JPCERT/CC and Ricoh Company, Ltd. coordinated under the Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.8 (High) [IPA Score]
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS v4 Severity
Base Metrics: 8.5 (High) [IPA Score]
  • Access Vector (AV): Local
  • Attack Complexity (AC): Low
  • Attack Requirements (AT): None
  • Privileges Required (PR): Low
  • User Interaction (UI): None
    • Vulnerable System Impact
  • Confidentiality Impact (VC): High
  • Integrity Impact (VI): High
  • Availability Impact (VA): High
    • Subsequent System Impact
  • Confidentiality Impact (SC): None
  • Integrity Impact (SI): None
  • Availability Impact (SA): None
Affected Products

As for the details of affected product names and versions, refer to the information provided by the respective vendors listed below:

KONICA MINOLTA JAPAN, INC.
  • (multiple product)
Ricoh Co., Ltd
  • (multiple product)

Impact

An attacker who can log in to a computer running an affected printer driver could elevate privileges by using a specially crafted driver.
Solution

[Use the latest driver]
Use the latest driver which have fixed this vulnerability.
Vendor Information

KONICA MINOLTA JAPAN, INC. Ricoh Co., Ltd
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2026-50100
References

  1. JVN : JVN#55319858
Revision History

  • [2026/06/15]
      Web page was published

Date Public2026/06/15
Date First Published2026/06/15
Date Last Updated2026/06/15