WordPress security changelog
CRITICAL CVE-2022-0694 Modified

Advanced Booking Calendar: SQL injection

Advanced Booking Calendar is affected by SQL injection. The vulnerable path is reachable without authentication. A successful request can alter database queries and expose or modify WordPress data.

CVE / CNA score 9.8 CVSS · contact@wpscan.com
NVD score 9.8 CVSS 3.1 · nvd@nist.gov
Component
Advanced Booking Calendar
Plugin slug
advanced-booking-calendar
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Mar 21, 2022
Weakness
CWE-89 — Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

This CVE was published Mar 21, 2022 and is one of 7 known issues for this plugin.

Update, patch or deactivate.

Update Advanced Booking Calendar to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The Advanced Booking Calendar WordPress plugin before 1.7.0 does not validate and escape the calendar parameter before using it in a SQL statement via the abc_booking_getSingleCalendar AJAX action (available to both unauthenticated and authenticated users), leading to an unauthenticated SQL injection

NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary and upstream sources