Read the docs
TI-2023-09995 Aliases CVE-2023-24373GHSA-x838-jxp7-m9m8

WordPress Booking calendar, Appointment Booking System plugin <= 3.2.3 - Bypass vulnerability

Priority MEDIUM 42CWE-472Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

External Control of Assumed-Immutable Web Parameter vulnerability in WpDevArt Booking calendar, Appointment Booking System allows Manipulating Hidden Fields.This issue affects Booking calendar, Appointment Booking System: from n/a through 3.2.3.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00354 29th 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
No
Technical impact
Partial

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

Affected products

VendorProductAffected versionsFixed inStatusSource
wpdevartBooking calendar, Appointment Booking Systemup to 3.2.3—No fix listedCNA
  • Booking calendar, Appointment Booking System Vendorwpdevart Affected up to 3.2.3 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:wpdevart:booking_calendar:*:*:*:*:*:wordpress:*:*before 3.2.4Vulnerablewpdevart
  • cpe:2.3:a:wpdevart:booking_calendar:*:*:*:*:*:wordpress:*:* Versions before 3.2.4 Vulnerable ·wpdevart

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-24373
  2. 2026-10-03 Alias added: GHSA-x838-jxp7-m9m8

References

Advisory 1

  • TI-2022-03651 Booking Calendar < 3.2.2 - Unauthenticated Arbitrary File Upload CVSS 3.1CRITICAL 9.8
  • TI-2022-23505 WordPress Booking calendar, Appointment Booking System Plugin <= 3.2.7 is vulnerable to SQL Injection CVSS 3.1CRITICAL 9.8
  • TI-2023-10029 WordPress Booking calendar, Appointment Booking System plugin <= 3.2.3 - Broken Access Control vulnerability CVSS 3.1HIGH 8.8
  • TI-2018-07335 An issue was discovered in the WpDevArt "Booking calendar, Appointment Booking System"… CVSS 3.0HIGH 7.5
  • TI-2024-10064 Booking Calendar WpDevArt <= 3.2.19 - Authenticated (Contributor+) SQL Injection CVSS 3.1MEDIUM 6.5
  • TI-2022-23515 WordPress Booking calendar, Appointment Booking System Plugin <= 3.2.3 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1MEDIUM 5.9
See all 7 →

Sources

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