PT-2026-26846 · WordPress · Vagaro Booking Widget

Nabil Irawan · Published 2026-03-21 · Updated 2026-03-21 · CVE-2026-3003

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Vagaro Booking Widget plugin for WordPress versions up to and including 0.3

Description The software is susceptible to Stored Cross-Site Scripting due to inadequate input sanitization and output escaping. This allows unauthenticated attackers to inject arbitrary web scripts via the vagaro code parameter. These injected scripts will execute when a user accesses the affected page.

Recommendations Update the Vagaro Booking Widget plugin to a version newer than 0.3.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-3003

Affected Products

Vagaro Booking Widget

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-3003 · Security Note
• https://twitter.com/RedPacketSec/status/2035460088752677036 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/7a480473-ceae-4621-9b13-e0f0543c57e3?source=cve · Note
• https://plugins.trac.wordpress.org/browser/vagaro-booking-widget/trunk/vagaro-booking-widget.php#L104 · Note
• https://plugins.trac.wordpress.org/browser/vagaro-booking-widget/trunk/vagaro-booking-widget.php#L230 · Note
• https://twitter.com/VulmonFeeds/status/2035309988399267954 · Twitter Post
• https://twitter.com/CVEnew/status/2035237271356801453 · Twitter Post