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.
https://www.bookstackapp.com/blog/bookstack-release-v24-05-1/
https://github.com/BookStackApp/BookStack/releases/tag/v24.05.1
Published: 2024-07-09
Updated: 2026-04-15
Base Score: 8.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:C
Severity: High
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
Base Score: 8.8
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00282