Critical (9.1) in iteachyou dreamer cms. EPSS 1.0% chance of exploitation in the next 30 days.
Dreamer CMS before version 4.0.1 is vulnerable to Directory Traversal. Background template management allows arbitrary modification of the template file, allowing system sensitive files to be read.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-31)