CVE-2026-59548
Received Received - Intake

Unauthenticated Sensitive Data Exposure in Byteflows Travel & Hotel Booking

Publication date: 2026-07-27

Last updated on: 2026-07-27

Assigner: Patchstack

Description
Unauthenticated Sensitive Data Exposure in Byteflows Travel &amp; Hotel Booking <= 1.0.0 versions.

CVSS Scores

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Meta Information

Published
2026-07-27
Last Modified
2026-07-27
Generated
2026-07-27
AI Q&A
2026-07-27
EPSS Evaluated
N/A
NVD
CVE-2026-59548
EUVD
EUVD-2026-49217

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
byteflows travel_and_hotel_booking to 1.0.0 (inc)
byteflows travel_hotel_booking to 1.0.0 (inc)
byteflows travel_hotel_booking 1.0.1

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-497 The product does not properly prevent sensitive system-level information from being accessed by unauthorized actors who do not have the same level of access to the underlying system as the product does.

Attack-Flow Graph

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Executive Summary

CVE-2026-59548 is an unauthenticated sensitive data exposure vulnerability in the Byteflows Travel & Hotel Booking WordPress plugin versions 1.0.0 and below. It allows attackers to access restricted sensitive information without authentication, potentially exposing data that could lead to further system exploits.

Detection Guidance

To detect this vulnerability, check if your Byteflows Travel & Hotel Booking plugin is version 1.0.0 or below. Inspect network traffic for unauthorized access to sensitive data endpoints. Review server logs for unusual requests targeting the plugin. If you cannot update, consult a hosting provider or developer for manual inspection.

Impact Analysis

This vulnerability can expose sensitive data, enabling attackers to gather information that may be used for further attacks. It poses a moderate risk with a CVSS score of 7.5 and is likely to be targeted in mass-exploit campaigns, affecting many websites.

Compliance Impact

This vulnerability may lead to non-compliance with GDPR and HIPAA due to unauthorized exposure of sensitive data. GDPR requires protection of personal data, while HIPAA mandates safeguarding protected health information. Unauthorized access risks violating these regulations.

Mitigation Strategies

Update the Byteflows Travel & Hotel Booking Plugin to version 1.0.1 or later immediately. If updating is not possible, seek assistance from a hosting provider or web developer. Note that no virtual patch can be applied due to the nature of this vulnerability.

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