What’s Vulnerable › Vulnerabilities

CVE-2024-39817

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-08-06 · updated 2026-06-17
• Weakness: CWE-200

Description

Insertion of sensitive information into sent data issue exists in Cybozu Office 10.0.0 to 10.8.6, which may allow a user who can login to the product to view data that the user does not have access by conducting 'search' under certain conditions in Custom App.

Affected products

• Cybozu, Inc. Cybozu Office: from 10.0.0 before 10.8.7 — fixed in 10.8.7

How to fix

Upgrade to a fixed version: Cybozu, Inc. Cybozu Office 10.8.7. Check the vendor advisory for mitigations.

References

• https://jvn.jp/en/jp/JVN29845579/
• https://kb.cybozu.support/?product=office&v=&fv=10.8.7&t=%E8%84%86%E5%BC%B1%E6%80%A7&s=

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