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Description

ChatLuck contains an insufficient granularity of access control vulnerability in Invitation of Guest Users. If exploited, an uninvited guest user may register itself as a guest user.

PUBLISHED Reserved 2025-09-02 | Published 2025-10-16 | Updated 2025-10-16 | Assigner jpcert




MEDIUM: 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

Insufficient Granularity of Access Control

Product status

V6.6 R2.0 and earlier
affected

References

www.chatluck.com/...数のセキュリティ上の問題に/

jvn.jp/en/jp/JVN13030751/

cve.org (CVE-2025-54461)

nvd.nist.gov (CVE-2025-54461)

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