Cross-Site Scripting Vulnerability in Cybozu Garoon by Cybozu
CVE-2026-22881

6.8MEDIUM

Key Information:

Vendor

Cybozu
Status
Cybozu Garoon
Vendor
CVE Published:
2 February 2026

What is CVE-2026-22881?

A cross-site scripting vulnerability has been identified in the Message function of Cybozu Garoon versions 5.15.0 to 6.0.3. Attackers can exploit this vulnerability to inject malicious scripts, potentially allowing them to reset passwords for arbitrary users. This could lead to unauthorized account access and data breaches, emphasizing the importance of promptly addressing this issue through updates and security measures.

Affected Version(s)

Cybozu Garoon 5.15.0 to 6.0.3

References

https://kb.cybozu.support/article/39084/
https://jvn.jp/en/jp/JVN35265756/

CVSS V4

Score:
6.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

CVSS V3.0

Score:
5.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.