The WP Database Backup plugin through 5.5 for WordPress stores downloads by default locally in the directory wp-content/uploads/db-backup/. This might allow attackers to read ZIP archives by guessing random ID numbers, guessing date strings with a 2020_{0..1}{0..2}_{0..3}{0..9} format, guessing UNIX timestamps, and making HTTPS requests with the complete guessed URL.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
2.4% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-31)