An issue was discovered in Maarch RM before 2.5. A path traversal vulnerability allows an unauthenticated remote attacker to overwrite any files with a crafted POST request if the default installation procedure was followed. This results in a permanent Denial of Service.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)