High (7.5). EPSS 0.6% chance of exploitation in the next 30 days.
Incorrect access control in BookStack before v24.05.1 allows attackers to confirm existing system users and perform targeted notification email DoS via public facing forms.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)