CVE-2026-12113Network attack vector

Booking PII disclosure via unchecked appointment-list access

Published Jul 1, 2026 · Updated Jul 1, 2026

Missing authorization in CodePeople Appointment Booking Calendar 1.4.02 and earlier allows remote authenticated users to read booking PII. The cpabc_appointments_filter_list handler exposes its filtered appointment list without enforcing the capability needed to protect customer records. Contributor-level access is sufficient to retrieve customer names, email addresses, phone numbers, appointment comments, and other booking data.

CVSS severity4.3
Medium
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in CodePeople Appointment Booking Calendar 1.4.02 and earlier allows remote authenticated users to read booking PII. The cpabc_appointments_filter_list handler exposes its filtered appointment list without enforcing the capability needed to protect customer records. Contributor-level access is sufficient to retrieve customer names, email addresses, phone numbers, appointment comments, and other booking data.

The record

CVE
CVE-2026-12113
Published
Jul 1, 2026
Updated
Jul 1, 2026
Vendor
CodePeople
Product
Appointment Booking Calendar
Classifications
CWE-862, T1213
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 1, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 1, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.4.02

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

CodePeople · Appointment Booking Calendarversion=0 <=1.4.02

Published CVSS scores

4.3WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
T1213Data from Information Repositories

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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