CVE-2026-20711

State: Published
Severity: 6.9 Medium
Published: Feb 2, 2026
Updated: Feb 2, 2026
Reserved: Jan 27, 2026

Description

Cross-site scripting vulnerability exists in E-mail function of Cybozu Garoon 5.0.0 to 6.0.3, which may allow an attacker to reset arbitrary users’ passwords.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N	jpcert
3.0	6.5 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N	jpcert

Weaknesses

CWE-79 Cross-site scripting (XSS)

Affected Products

Product	Versions
Cybozu GaroonCybozu, Inc.	5.0.0 to 6.0.3Affected

References

https://kb.cybozu.support/article/39081/
https://jvn.jp/en/jp/JVN35265756/

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