7.5
HIGH CVSS 4.0
CVE-2016-20076
WordPress Simple-Backup 2.7.11 Arbitrary File Deletion and Download
Description

WordPress Simple-Backup 2.7.11 contains multiple vulnerabilities that allow unauthenticated attackers to delete arbitrary files and download sensitive files by manipulating the delete_backup_file and download_backup_file parameters in tools.php. Attackers can exploit insufficient input validation using directory traversal techniques to access wp-config.php, database dumps, and other sensitive files, or delete critical files .htaccess to expose backup directories.

INFO

Published Date :

June 15, 2026, 2:16 p.m.

Last Modified :

June 15, 2026, 2:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2016-20076 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH MITRE-CVE
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH [email protected]
Solution
Update Simple-Backup plugin to a version that addresses arbitrary file deletion and sensitive file download vulnerabilities.
  • Update the Simple-Backup plugin to the latest version.
  • Apply vendor patches for affected versions.
  • Validate all user inputs for backup operations.
  • Restrict access to backup files and directories.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-20076.

URL Resource
https://www.exploit-db.com/exploits/39883
https://www.vulncheck.com/advisories/wordpress-simple-backup-arbitrary-file-deletion-and-download
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-20076 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-20076 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-20076 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jun. 15, 2026

    Action Type Old Value New Value
    Added Description WordPress Simple-Backup 2.7.11 contains multiple vulnerabilities that allow unauthenticated attackers to delete arbitrary files and download sensitive files by manipulating the delete_backup_file and download_backup_file parameters in tools.php. Attackers can exploit insufficient input validation using directory traversal techniques to access wp-config.php, database dumps, and other sensitive files, or delete critical files .htaccess to expose backup directories.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Added CWE CWE-22
    Added Reference https://www.exploit-db.com/exploits/39883
    Added Reference https://www.vulncheck.com/advisories/wordpress-simple-backup-arbitrary-file-deletion-and-download
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.