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Booking Calendar CVE-2018-10363

HIGH
Improper Input Validation (CWE-20)
2018-06-13 cve@mitre.org
7.5
CVSS 3.0 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 1.4% exploitation probability (EPSS)

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AnalysisAI

An issue was discovered in the WpDevArt "Booking calendar, Appointment Booking System" plugin 2.2.2 for WordPress. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-20. An issue was discovered in the WpDevArt "Booking calendar, Appointment Booking System" plugin 2.2.2 for WordPress. Multiple parameters allow remote attackers to manipulate the values to change data such as prices. Affected products include: Wpdevart Booking Calendar.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

DescriptionNVD

An issue was discovered in the WpDevArt "Booking calendar, Appointment Booking System" plugin 2.2.2 for WordPress. Multiple parameters allow remote attackers to manipulate the values to change data such as prices.

Threat Intelligence Overview

EPSS Score
1.4%
Top 31% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 1.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:wpdevart:booking_calendar:2.2.2:*:*:*:*:wordpress:*:*
CVE-2024-1207 CRITICAL
9.8 Feb 08

The WP Booking Calendar plugin for WordPress is vulnerable to SQL Injection via the 'calendar_request_params[dates_ddmmy

CVE-2022-3982 CRITICAL POC
9.8 Dec 12

The Booking calendar, Appointment Booking System WordPress plugin before 3.2.2 does not validate uploaded files, which c

CVE-2022-1463 HIGH POC
8.8 May 10

The Booking Calendar plugin for WordPress is vulnerable to PHP Object Injection via the [bookingflextimeline] shortcode

CVE-2018-5673 HIGH POC
8.8 Jan 13

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. Rated high severity (CVSS 8.8), this vulnera

CVE-2023-4620 MEDIUM POC
6.1 Oct 16

The Booking Calendar WordPress plugin before 9.7.3.1 does not sanitize and escape some of its booking from data, allowin

CVE-2018-5672 MEDIUM POC
4.8 Jan 13

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. Rated medium severity (CVSS 4.8), this vulne

CVE-2018-5671 MEDIUM POC
4.8 Jan 13

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. Rated medium severity (CVSS 4.8), this vulne

CVE-2018-5670 MEDIUM POC
4.8 Jan 13

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. Rated medium severity (CVSS 4.8), this vulne

CVE-2026-32358 HIGH
7.6 Mar 13

Booking Calendar versions 10.14.15 and earlier contain a blind SQL injection vulnerability in database query handling th

CVE-2026-92619 HIGH
7.2 Sep 18

Privilege escalation in the Booking Calendar plugin for WordPress (wpdevelop, cpe:2.3:a:wpdevelop:booking_calendar) in a

CVE-2026-59558 HIGH
7.1 Jul 27

Cross-site scripting in the Booking Calendar WordPress plugin through version 11.4.2 allows unauthenticated attackers to

CVE-2022-47428 MEDIUM
6.7 Nov 06

A vulnerability in wpdevart Booking calendar, Appointment Booking System booking-calendar.2.7. Rated medium severity (CV

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