XSS in Vcita Online Booking \& Scheduling Calendar

CVE-2024-5859

The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘d’ parameter in all versions up to, and including, 4.4.2 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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (23.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-5859?
CVE-2024-5859 is a medium-severity vulnerability in Vcita Online Booking \& Scheduling Calendar, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-06-21.
How severe is CVE-2024-5859?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2024-5859 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.