Ricoh Company Laser Printer/MFP Ricoh Web Image Monitor cross site scripting
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.1 | $0-$5k | 1.36- |
Summary
A vulnerability has been found in Ricoh Company Laser Printer and MFP and classified as problematic. Impacted is an unknown function of the component Ricoh Web Image Monitor. This manipulation causes cross site scripting. This vulnerability is tracked as CVE-2026-56809. The attack is possible to be carried out remotely. No exploit exists.
Details
A vulnerability classified as problematic was found in Ricoh Company Laser Printer and MFP (the affected version unknown). Affected by this vulnerability is an unknown part of the component Ricoh Web Image Monitor. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:
Multiple laser printers and MFPs (multifunction printers) which implement Ricoh Web Image Monitor contain a reflected cross-site scripting vulnerability. An arbitrary script may be executed on the web browser of the user who accesses Web Image Monitor.
The advisory is shared at ricoh.com. This vulnerability is known as CVE-2026-56809 since 06/23/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-40255). If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 5.2VulDB Meta Temp Score: 5.1
VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 6.1
CNA Vector (jpcert): 🔒
CVSSv2
| AV | AC | Au | C | I | A |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
06/23/2026 CVE reserved06/30/2026 Advisory disclosed
06/30/2026 VulDB entry created
06/30/2026 VulDB entry last update
Sources
Advisory: icoh-2026-000005Status: Not defined
CVE: CVE-2026-56809 (🔒)
GCVE (CVE): GCVE-0-2026-56809
GCVE (VulDB): GCVE-100-374797
EUVD: 🔒
Entry
Created: 06/30/2026 09:56Updated: 06/30/2026 11:22
Changes: 06/30/2026 09:56 (75), 06/30/2026 11:22 (1)
Complete: 🔍
Cache ID: 216::103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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