CVE-2026-16063: The Event Booking Manager for WooCommerce WordPress plugin before 5.3.7 does not sanitise or escape event timeline content submitted by users with post-editing access before stori
The Event Booking Manager for WooCommerce WordPress plugin before 5.3.7 does not sanitise or escape event timeline content submitted by users with post-editing access before storing it and rendering it on the public event page, allowing users with the Author role and above to inject arbitrary JavaScript that executes in the browser of any visitor viewing the event, including administrators.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-16063
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-160630.15% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-16063 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Event Booking Manager
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownCVE-2026-16064: The Event Booking Manager for WooCommerce WordPress plugin before 5.3.7 does not properly veri…nvd · 2026-08-02
- unknownCVE-2026-16062: The Event Booking Manager for WooCommerce WordPress plugin before 5.3.7 does not prevent the d…nvd · 2026-08-02
- mediumCVE-2026-17166: The Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Cal…nvd · 2026-07-29
- highCVE-2026-12987: The Events Manager WordPress plugin before 7.3.7 does not safely handle booking-registration d…nvd · 2026-07-22
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