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WordPress Vulnerability Listing

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Dataset last synchronized: 2026-08-03 00:31:25 UTC

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2 vulnerability records

MediumCVE-2017-17780

Clockwork SMS Plugins - Multiple Versions - Cross-Site Scripting

Clockwork SMS Notfications: Currently marked unpatchedTwo-Factor Authentication – Clockwork SMS: Currently marked unpatchedBooking Calendar – Clockwork SMS: Currently marked unpatchedFormidable – Clockwork SMS: Currently marked unpatchedGravity Forms – Clockwork SMS: Currently marked unpatchedContact Form 7 – Clockwork SMS: Currently marked unpatchedWP e-Commerce – Clockwork SMS: Currently marked unpatchedFast Secure Contact Form – Clockwork SMS: Currently marked unpatched

Affected versions: *-2.0.3; *-1.0.2; *-1.0.5; *-1.0.2; *-2.2; *-2.3.0; *-2.0.5; *-2.1.2

Vulnerability type: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected software, patched versions and attribution

The Clockwork SMS clockwork-test-message.php component has XSS via a crafted "to" parameter in a clockwork-test-message request to wp-admin/admin.php. This component code is found in the following WordPress plugins: Clockwork Free and Paid SMS Notifications 2.0.3, Two-Factor Authentication - Clockwork SMS 1.0.2, Booking Calendar - Clockwork SMS 1.0.5, Contact Form 7 - Clockwork SMS 2.3.0, Fast Secure Contact Form - Clockwork SMS 2.1.2, Formidable - Clockwork SMS 1.0.2, Gravity Forms - Clockwork SMS 2.2, and WP e-Commerce - Clockwork SMS 2.0.5.

Clockwork SMS Notfications

Affected versions: *-2.0.3

Patched versions: Not supplied

Two-Factor Authentication – Clockwork SMS

Affected versions: *-1.0.2

Patched versions: 1.1.1

Booking Calendar – Clockwork SMS

Affected versions: *-1.0.5

Patched versions: 1.1.1

Formidable – Clockwork SMS

Affected versions: *-1.0.2

Patched versions: 1.1.1

Gravity Forms – Clockwork SMS

Affected versions: *-2.2

Patched versions: 2.4.1

Contact Form 7 – Clockwork SMS

Affected versions: *-2.3.0

Patched versions: 2.4.1

WP e-Commerce – Clockwork SMS

Affected versions: *-2.0.5

Patched versions: 2.4.1

Fast Secure Contact Form – Clockwork SMS

Affected versions: *-2.1.2

Patched versions: 2.4.1

Researcher credit: Dimopoulos Elias

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
December 18, 2017
CVSS
6.1
MediumCVE-2017-18555

Booking Calendar - Clockwork SMS <= 1.0.5 - Reflected Cross-Site Scripting

Booking Calendar – Clockwork SMS: Currently marked unpatched

Affected versions: *-1.0.5

Vulnerability type: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected software, patched versions and attribution

The Booking Calendar - Clockwork SMS plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘to’ parameter in versions up to, and including, 1.0.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Booking Calendar – Clockwork SMS

Affected versions: *-1.0.5

Patched versions: 1.1.0

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
November 27, 2017
CVSS
6.1

Vulnerability data: Wordfence Intelligence. Analysis and practical guidance: 3Zero Digital.

Data Source, Attribution and Methodology

Production Feed records are aggregated without claiming discovery, exploitation or infection. Applicable source notices remain attached to individual records. Read the methodology.