CVE-2021-47979

WordPress Plugin Backup and Restore 1.0.3 Arbitrary File Deletion

CVSS 8.7 HIGHEPSS 0.4%CWE-22

Vexday Risk Score

41Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 8.7EPSS 0.4%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

16 May 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

Miniorange · Backup and Restore

public PoCs found — 1

cve_referencewww.exploit-db.com/exploits/50503unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

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