Local File Inclusion Vulnerability in Supsystic Backup Plugin for WordPress
CVE-2020-37246

6.9MEDIUM

Key Information:

Vendor

WordPress
Status
Backup
Vendor
CVE Published:
16 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-37246?

Supsystic Backup version 2.3.9 is susceptible to a local file inclusion vulnerability that enables attackers to read and potentially delete arbitrary files. This exploitation occurs through manipulation of the download path parameter in admin.php, utilizing directory traversal sequences. As a result, unauthorized users may gain access to sensitive files such as /etc/passwd or perform file deletions via the removeAction parameter.

Affected Version(s)

Backup 2.3.9

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-37246 - Proof of Concept

References

https://www.exploit-db.com/exploits/49545
exploit
https://supsystic.com/
product
https://downloads.wordpress.org/plugin/backup-by-supsysti...
product

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Erik David Martin
.