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.
History

Sat, 16 May 2026 15:45:00 +0000

Type Values Removed Values Added
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.
Title WordPress Plugin Backup and Restore 1.0.3 Arbitrary File Deletion
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-05-16T15:26:19.167Z

Reserved: 2026-05-16T14:51:44.289Z

Link: CVE-2021-47979

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-16T16:16:23.490

Modified: 2026-05-16T16:16:23.490

Link: CVE-2021-47979

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-16T16:45:27Z