CVE-2026-63545
Received Received - Intake

Unauthorized Data Exposure in Sharp and Toshiba Tec MFPs

Publication date: 2026-08-03

Last updated on: 2026-08-03

Assigner: JPCERT/CC

Description
Sharp and Toshiba Tec MFPs (multifunction printers) caches data internally when printing, and leave them uncleared. They may be accessed later by other users.

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Meta Information

Published
2026-08-03
Last Modified
2026-08-03
Generated
2026-08-03
AI Q&A
2026-08-03
EPSS Evaluated
N/A
NVD
CVE-2026-63545
EUVD
EUVD-2026-52250

Affected Vendors & Products

Currently, no data is known.

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-459 The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

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Executive Summary

This vulnerability involves Sharp and Toshiba Tec multifunction printers (MFPs) caching printed data internally without clearing it. This cached data could potentially be accessed by unauthorized users later.

Detection Guidance

This vulnerability involves cached data on Sharp and Toshiba Tec MFPs that may be accessed by unauthorized users. Detection requires checking the printer's internal cache for residual data after printing tasks. No specific commands are provided in the available context.

Impact Analysis

The impact includes unauthorized access to sensitive or confidential printed documents stored in the printer's cache. This could lead to data leaks or privacy breaches if the printer is shared or used by multiple users.

Compliance Impact

This vulnerability may violate data protection regulations like GDPR or HIPAA by failing to secure sensitive information properly. Organizations could face compliance penalties if printed data is exposed due to uncleared caches.

Mitigation Strategies

Immediately clear the internal cache of Sharp and Toshiba Tec MFPs after printing jobs to prevent unauthorized data access. Regularly check for firmware updates from the manufacturer to patch this issue.

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