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CVE-2026-12113— Appointment Booking Calendar <= 1.4.02 - Missing Authorization to Authenticated (Contributor+) Sensitive Information Disclosure

CVSS 4.3 · Medium EPSS 0.23% · P13

Possible ATT&CK Techniques 1AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProductVersion RangeStatus
codepeopleAppointment Booking Calendar≤ 1.4.02affected
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I. Basic Information for CVE-2026-12113

Vulnerability Information
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Vulnerability Title
Appointment Booking Calendar <= 1.4.02 - Missing Authorization to Authenticated (Contributor+) Sensitive Information Disclosure
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Appointment Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.02 via the cpabc_appointments_filter_list. This makes it possible for authenticated attackers, with contributor-level access and above, to extract customer names, email addresses, phone numbers, appointment comments, and other booking personally identifiable information.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
codepeople Appointment Booking Calendar 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
codepeople appointment booking calendar是codepeople个人开发者开源的一款在线预约日程管理插件。 codepeople Appointment Booking Calendar 1.4.02及之前版本存在授权问题漏洞，该漏洞源于cpabc_appointments_filter_list存在敏感信息暴露问题，可能导致具有贡献者级别及以上权限的已认证攻击者提取客户姓名、电子邮件地址、电话号码、预约评论及其他个人身份信息。
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

VendorProductAffected VersionsCPESubscribe
codepeopleAppointment Booking Calendar 0 ~ 1.4.02 -

II. Public POCs for CVE-2026-12113

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III. Intelligence Information for CVE-2026-12113

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Patches & Fixes for CVE-2026-12113 (5)

Vendor Advisories for CVE-2026-12113 (1)

Proof of Concept for CVE-2026-12113 (1)

Other References for CVE-2026-12113 (1)

IV. Related Vulnerabilities

Same product: Appointment Booking Calendar
Same vendor: codepeople
Same weakness: CWE-862

V. Comments for CVE-2026-12113

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