CVE-2026-57472
Received Received - Intake

Path Traversal in KUNBUS RevPiPyLoad File Management

Publication date: 2026-08-14

Last updated on: 2026-08-14

Assigner: Nozomi Networks Inc.

Description
Nozomi Networks Labs identified a CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the file management functionality of the XML-RPC management interface of KUNBUS RevPiPyLoad in version 0.11.0 that allows a local unauthenticated attacker to delete arbitrary files with the privileges of the RevPiPyLoad daemon, resulting in loss of configuration integrity and denial of service, by sending crafted requests to the local management service.

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Meta Information

Published
2026-08-14
Last Modified
2026-08-14
Generated
2026-08-14
AI Q&A
2026-08-14
EPSS Evaluated
N/A
NVD
CVE-2026-57472
EUVD
EUVD-2026-58678

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
kunbus revpipyload 0.11.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

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Executive Summary

This is a Path Traversal vulnerability in KUNBUS RevPiPyLoad version 0.11.0. It allows a local unauthenticated attacker to delete arbitrary files by sending crafted requests to the local management service. This can lead to loss of configuration integrity and denial of service.

Detection Guidance

This vulnerability involves path traversal in KUNBUS RevPiPyLoad's XML-RPC interface. Detection requires checking for unauthorized file deletion attempts or unusual file access patterns in the RevPiPyLoad service logs. Monitor the local management service for crafted requests targeting sensitive paths.

Impact Analysis

An attacker could exploit this to delete critical files, disrupting operations and causing system downtime. The impact includes loss of configuration settings and potential service unavailability.

Compliance Impact

This vulnerability could lead to unauthorized file deletion, potentially violating data integrity and availability requirements in GDPR and HIPAA. Compliance may be impacted if sensitive data or configurations are lost.

Mitigation Strategies

Immediately update RevPiPyLoad to the latest patched version. Restrict network access to the XML-RPC management interface to local connections only. Review and remove unnecessary file permissions for the RevPiPyLoad daemon. Implement file integrity monitoring to detect unauthorized changes.

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