Medium (5.3) in aquila-cms aquilacms. EPSS 0.4% chance of exploitation in the next 30 days.
A User enumeration vulnerability in AquilaCMS 1.409.20 and prior allows unauthenticated attackers to obtain email addresses via the "Add a user" feature. The vulnerability occurs due to insufficiently validated user input being processed as a regular expression, which is then matched against email addresses to find duplicate entries.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)