Medium (4.3) in rocket.chat rocket.chat. EPSS 0.9% chance of exploitation in the next 30 days.
An information disclosure vulnerability exists in Rocket.Chat <v4.7.5 which allowed the "users.list" REST endpoint gets a query parameter from JSON and runs Users.find(queryFromClientSide). This means virtually any authenticated user can access any data (except password hashes) of any user authenticated.
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)