CVE-2026-22888
Unknown Unknown - Not Provided
Improper Input Validation in Cybozu Garoon Allows Portal Tampering

Publication date: 2026-02-02

Last updated on: 2026-02-19

Assigner: JPCERT/CC

Description
Improper input verification issue exists in Cybozu Garoon 5.0.0 to 6.0.3, which may lead to unauthorized alteration of portal settings, potentially blocking access to the product.
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Meta Information
Published
2026-02-02
Last Modified
2026-02-19
Generated
2026-06-16
AI Q&A
2026-02-02
EPSS Evaluated
2026-06-15
NVD
CVE-2026-22888
EUVD
EUVD-2026-5121
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
cybozu garoon From 5.0.0 (inc) to 6.0.3 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-231 The product does not handle or incorrectly handles when more values are provided than expected.
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Executive Summary

This vulnerability is an improper input verification issue in Cybozu Garoon versions 5.0.0 to 6.0.3. It may allow an attacker to alter portal settings without authorization, which could potentially block access to the product.

Impact Analysis

The vulnerability can impact you by allowing unauthorized changes to portal settings, which may result in loss of access to the Cybozu Garoon product, disrupting normal operations.

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