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CVE-2021-47979

WordPress Plugin Backup and Restore 1.0.3 Arbitrary File Deletion

Published: May 16, 2026Updated: May 18, 2026 Sources: CVE List NVDCWE-22
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.4%
Top 68.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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 Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-22

Affected Products

Backup and RestoreMiniorange
Mixed
Security Products / identity-access-mgmt
miniorangecommercialINSecurity Productsaka active directory integration / ldap integration, google authenticator, miniorange 2fa

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://www.exploit-db.com/exploits/50503
exploit-db.com
https://www.miniorange.com/
miniorange.com
https://wordpress.org/plugins/backup-and-restore-for-wp/
wordpress.org
and 1 more references View all →

Timeline

Published
May 16, 2026
Last Updated
May 18, 2026

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