The Everest Backup WordPress plugin before 2.2.5 does not properly validate backup files to be uploaded, allowing high privilege users such as admin to upload arbitrary files on the server even when they should not be allowed to (for example in multisite setup)
Severity
CVSS 3.1
6.5 medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)