CVE-2025-54461

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...

CVE-2025-54461

CVE-2025-54461 affects ChatLuck. Affected component: the invitation flow for guest users. Root cause: insufficient granularity of access control that allows an uninvited guest to register as a guest user. Impact: potential unauthorized guest registrations (privacy/abuse risk) as described in mult...

ChatLuck 安全漏洞

ChatLuck is an enterprise internal and external communication software from ChatLuck Japan. A security vulnerability exists in ChatLuck that stems from insufficient access control granularity when inviting guest users, which could result in uninvited guest users registering as guest users...