CVE-2022-36399Network attack vector

Unauthenticated exposure of appointment data

Published Dec 28, 2023 · Updated Apr 28, 2026

Sensitive information exposure in BoxyStudio Booked before 2.4.4 allows remote attackers to retrieve appointment data without authentication. The CNA and Patchstack do not disclose the affected endpoint or the code operation that exposes the appointment records. Any network user who can reach a site using an affected plugin version can obtain appointment-related database information, with no reported ability to modify records or interrupt service.

CVSS severity5.3
Medium
EPSS probability0.53%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Sensitive information exposure in BoxyStudio Booked before 2.4.4 allows remote attackers to retrieve appointment data without authentication. The CNA and Patchstack do not disclose the affected endpoint or the code operation that exposes the appointment records. Any network user who can reach a site using an affected plugin version can obtain appointment-related database information, with no reported ability to modify records or interrupt service.

The record

CVE
CVE-2022-36399
Published
Dec 28, 2023
Updated
Apr 28, 2026
Vendor
Boxy Studio
Product
Booked
Classifications
CWE-200, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 28, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 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=n/a <2.4.4 changes=[{"at":"2.4.4","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Boxy Studio · Bookedversion=n/a <2.4.4 changes=[{"at":"2.4.4","status":"unaffected"}]

Published CVSS scores

7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5.3PatchstackCVSS:3.1/AV:N/AC:L/PR:N/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1190Exploit Public-Facing Application

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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