CVE-2022-0709Public exploitNetwork attack vector

Booking data disclosure via exposed iCalendar token

Published Apr 4, 2022 · Updated Aug 2, 2024

Information disclosure in Booking Package before 1.5.29 allows remote attackers to obtain booking data through an exposed iCalendar token. The public booking action includes icalToken in its unauthenticated JSON response, and that token authorizes an iCalendar export containing customer names and email addresses. iCalendar integration must be enabled, but no account or user interaction is required.

CVSS severity7.5
High
EPSS probability1.62%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Information disclosure in Booking Package before 1.5.29 allows remote attackers to obtain booking data through an exposed iCalendar token. The public booking action includes icalToken in its unauthenticated JSON response, and that token authorizes an iCalendar export containing customer names and email addresses. iCalendar integration must be enabled, but no account or user interaction is required.

The record

CVE
CVE-2022-0709
Published
Apr 4, 2022
Updated
Aug 2, 2024
Vendor
MASAAKI TANAKA
Product
Booking Package
Classifications
CWE-200
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 4, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=1.5.29 <1.5.29

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

MASAAKI TANAKA · Booking Packageversion=1.5.29 <1.5.29

Published CVSS scores

5.0NIST NVDAV:N/AC:L/Au:N/C:P/I:N/A:N
7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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 exploitPublished

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Public exploit references

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

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo