What is CVE-2016-20084?

CVE-2016-20084 is a high-severity vulnerability in Dwbooster Booking Calendar Contact, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-06-15.

How severe is CVE-2016-20084?

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

XSS in Dwbooster Booking Calendar Contact

CVE-2016-20084

WordPress appointment-booking-calendar 1.1.24 contains multiple privilege escalation vulnerabilities that allow unauthenticated attackers to modify calendar settings and inject persistent cross-site scripting payloads through the admin.php…

Vulnerability class: XSS (Cross-Site Scripting)

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

Dwbooster Booking Calendar Contact — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2016-20084?: CVE-2016-20084 is a high-severity vulnerability in Dwbooster Booking Calendar Contact, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-06-15.
How severe is CVE-2016-20084?: High severity. CVSS v3 base score is 7.2 out of 10.