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CVE-2026-14433— Online Booking & Scheduling Calendar for WordPress by vcita <= 4.6.0 - Unauthenticated Stored Cross-Site Scripting via REST API 'business_id' Parameter

Quick assessment

Affected
vcita Online Booking & Scheduling Calendar by vcita
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress Online Booking & Scheduling Calendar是WordPress基金会开源的一款在线预订与日程安排日历组件。 WordPress Online Booking & Scheduling Calendar 4.6.0及之前版本存在跨站脚本漏洞，该漏洞源于对'business_id'参数输入清理和输出转义不足，可能导致未经身份验证的攻击者在页面中注入任意Web脚本，当用户访问被注入页面时执行。

CVSS 7.2 · High EPSS 0.42% · P35

Affected Version Matrix 1

VendorProduct Version RangeStatus
vcita Online Booking & Scheduling Calendar by vcita ≤ 4.6.0 affected
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I. Basic Information for CVE-2026-14433

Vulnerability Information
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Vulnerability Title
Online Booking & Scheduling Calendar for WordPress by vcita <= 4.6.0 - Unauthenticated Stored Cross-Site Scripting via REST API 'business_id' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
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 all versions up to, and including, 4.6.0 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Online Booking & Scheduling Calendar 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Online Booking & Scheduling Calendar是WordPress基金会开源的一款在线预订与日程安排日历组件。 WordPress Online Booking & Scheduling Calendar 4.6.0及之前版本存在跨站脚本漏洞，该漏洞源于对'business_id'参数输入清理和输出转义不足，可能导致未经身份验证的攻击者在页面中注入任意Web脚本，当用户访问被注入页面时执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
vcita Online Booking & Scheduling Calendar by vcita 0 ~ 4.6.0 -

II. Public POCs for CVE-2026-14433

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III. Intelligence Information for CVE-2026-14433

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Patches & Fixes for CVE-2026-14433 (1)

News Coverage for CVE-2026-14433 (1)

Other References for CVE-2026-14433 (2)

IV. Related Vulnerabilities

Same vendor: vcita
Same weakness: CWE-79

V. Comments for CVE-2026-14433

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