CVE-2026-22881 — MEDIUM (5.4)

Q: What is CVE-2026-22881?

CVE-2026-22881 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Cross-site scripting vulnerability exists in Message function of Cybozu Garoon 5.15.0 to 6.0.3, which may allow an attacker to reset arbitrary users’ passwords.

Q: How severe is CVE-2026-22881?

CVE-2026-22881 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-22881?

Check the references section above for vendor advisories and patch information. Affected products include: Cybozu Garoon.

Vulnerability Description

Cross-site scripting vulnerability exists in Message function of Cybozu Garoon 5.15.0 to 6.0.3, which may allow an attacker to reset arbitrary users’ passwords.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Cybozu	Garoon	>= 5.15.0, < 6.0.3

Related Weaknesses (CWE)

CWE-79

References

https://jvn.jp/en/jp/JVN35265756/Third Party Advisory
https://kb.cybozu.support/article/39084/Vendor Advisory

FAQ

What is CVE-2026-22881?

CVE-2026-22881 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Cross-site scripting vulnerability exists in Message function of Cybozu Garoon 5.15.0 to 6.0.3, which may allow an attacker to reset arbitrary users’ passwords.

How severe is CVE-2026-22881?

CVE-2026-22881 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-22881?

Check the references section above for vendor advisories and patch information. Affected products include: Cybozu Garoon.