CVE-2021-47979

HIGH EPSS 31.6%
Published May 16, 20261mo ago · Modified Jun 17, 20261w ago
8.7 CVSS 4.0
High
Find Similar
Published May 16, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
8.7
Exploitability
—
Impact
—
Vector string
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
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
31.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

References 4

  • wordpress.org https://wordpress.org/plugins/backup-and-restore-for-wp/
  • exploit-db.com https://www.exploit-db.com/exploits/50503
  • miniorange.com https://www.miniorange.com/
  • vulncheck.com https://www.vulncheck.com/advisories/wordpress-plugin-backup-and-restore-arbitrary-file-deletion

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.