CVE-2024-31402Network attack vector

Authenticated deletion of Shared To-Do data

Published Jun 11, 2024 · Updated Mar 28, 2025

Incorrect authorization in Shared To-Dos in Cybozu Garoon 5.0.0 through 5.15.2 allows remote authenticated users to delete task data. Cybozu has not published which Shared To-Do authorization check fails or how a crafted request reaches the deletion operation. Any user able to log in can delete Shared To-Do records outside the operations granted to that account, with no reported confidentiality or availability impact.

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

What happened

Incorrect authorization in Shared To-Dos in Cybozu Garoon 5.0.0 through 5.15.2 allows remote authenticated users to delete task data. Cybozu has not published which Shared To-Do authorization check fails or how a crafted request reaches the deletion operation. Any user able to log in can delete Shared To-Do records outside the operations granted to that account, with no reported confidentiality or availability impact.

The record

CVE
CVE-2024-31402
Published
Jun 11, 2024
Updated
Mar 28, 2025
Vendor
Cybozu
Product
Garoon
Classifications
CWE-863, T1485
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 11, 2024CVE publishedPublication date reported by the CVE source.
  2. Mar 28, 2025Record 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=5.0.0 to 5.15.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Cybozu · Garoonversion=5.0.0 to 5.15.2

Published CVSS scores

4.3NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.3JPCERT/CC and IPACVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.3CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-863Incorrect Authorization
T1485Data Destruction

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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