What is CVE-2026-3003?

CVE-2026-3003 is a high-severity vulnerability in Vagaro Booking Widget, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-03-21.

How severe is CVE-2026-3003?

High severity. CVSS v3 base score is 7.2 out of 10.

XSS in Vagaro Booking Widget

CVE-2026-3003

The Vagaro Booking Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘vagaro_code’ parameter in all versions up to, and including, 0.3 due to insufficient input sanitization and output escaping. This makes it…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (30.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Vagaro Booking Widget — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.wordfence.com/threat-intel/vulnerabilities/id/7a480473-ceae-4621-9b13-e0f05…
plugins.trac.wordpress.org/browser/vagaro-booking-widget/trunk/vagaro-booking-w…
plugins.trac.wordpress.org/browser/vagaro-booking-widget/trunk/vagaro-booking-w…

Frequently asked questions

What is CVE-2026-3003?: CVE-2026-3003 is a high-severity vulnerability in Vagaro Booking Widget, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-03-21.
How severe is CVE-2026-3003?: High severity. CVSS v3 base score is 7.2 out of 10.