Backup and Restore: Arbitrary file deletion
Backup and Restore is affected by arbitrary file deletion. Exploitation requires an authenticated WordPress account. A successful request can remove files outside the intended scope and may make the site unavailable. The published affected range is 1.0.3.
- Component
- Backup and Restore
- Plugin slug
backup-and-restore-for-wp- Affected
- 1.0.3
- Safe version
- See mitigation notes
- Published
- May 16, 2026
This CVE was published May 16, 2026 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update Backup and Restore to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
WordPress Plugin Backup and Restore 1.0.3 contains an arbitrary file deletion vulnerability that allows authenticated attackers to delete files by manipulating parameters in AJAX requests. Attackers can send POST requests to admin-ajax.php with crafted file_name and folder_name parameters to delete arbitrary files from the WordPress installation directory.
CVE / CNA vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X