TI-2023-02155 Aliases CVE-2023-2298 GHSA-hhh5-4gxc-ch7w

Online Booking & Scheduling Calendar for WordPress by vcita <= 4.3.0 - Unauthenticated Stored Cross-Site Scripting

LOW 39CWE-79Published 2023-06-03 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'business_id' parameter in versions up to, and including, 4.3.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00602 49th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
vcita	Online Booking & Scheduling Calendar for WordPress by vcita	up to 4.3.0	—	No fix listed	CNA

Online Booking & Scheduling Calendar for WordPress by vcita Vendorvcita Affected up to 4.3.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:vcita:online_booking_\&_scheduling_calendar::::::wordpress::*	up to 4.2.10	Vulnerable	vcita

cpe:2.3:a:vcita:online_booking_\&_scheduling_calendar:*:*:*:*:*:wordpress:*:* Versions up to 4.2.10 Vulnerable ·vcita

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-2298
2026-10-03 Alias added: GHSA-hhh5-4gxc-ch7w

References

Patch 1

https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcita-api-functions.php

Advisory 2

Other 2

TI-2025-34440 Unrestricted file upload in vcita Online Booking & Scheduling Calendar for WordPress by… CVSS 3.1CRITICAL 9.1
TI-2025-41231 Cross-site request forgery in vcita Online Booking & Scheduling Calendar for WordPress by… CVSS 3.1HIGH 8.8
TI-2024-31917 Cross-site scripting in vcita Online Booking & Scheduling Calendar for WordPress by vcita CVSS 3.1HIGH 7.1
TI-2024-24777 WordPress Online Booking & Scheduling Calendar plugin <= 4.4.2 - Reflected Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
TI-2024-05370 Cross-site scripting in vcita Online Booking & Scheduling Calendar for WordPress by vcita CVSS 3.1HIGH 7.2
TI-2023-20884 Cross-site scripting in vCita.com Online Booking & Scheduling Calendar for WordPress by… CVSS 3.1HIGH 7.1

See all 18 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences