CVE-2020-37246

MEDIUM 6.2

WordPress Plugin Supsystic Backup 2.3.9 Local File Inclusion

CVSS Score

6.2

EPSS Score

0.0%

EPSS Percentile

0th

Supsystic Backup 2.3.9 contains a local file inclusion vulnerability that allows unauthenticated attackers to read and delete arbitrary files by manipulating the download path parameter. Attackers can modify the download parameter in admin.php requests with directory traversal sequences to access sensitive files like /etc/passwd or delete files via the removeAction parameter.

CWE	CWE-98
Vendor	supsystic
Product	backup
Published	May 16, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

Supsystic / Backup

2.3.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49545 supsystic.com: https://supsystic.com/ downloads.wordpress.org: https://downloads.wordpress.org/plugin/backup-by-supsystic.zip vulncheck.com: https://www.vulncheck.com/advisories/wordpress-plugin-supsystic-backup-local-file-inclusion

Credits

Erik David Martin