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CVE-2016-20100

HIGH 8.7 CVSS 4.0
Published
October 20, 2026
Last modified
October 23, 2026
NVD status
Deferred
Reported by
disclosure@vulncheck.com
Weakness
CWE-22
CVSS vector
CVSS:4.0/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

Description

Memphis Documents Library plugin for WordPress before 3.1.6 contains a path traversal vulnerability that allows unauthenticated attackers to read arbitrary files via the mdocs-img-preview parameter. Attackers can send GET requests with traversal sequences to mdocs_img_preview() in mdocs-downloads.php to download wp-config.php containing database credentials. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-22.

Affected WordPress components

  • memphis-documents-library Plugin · memphis-documents-library
    Confirmed match Homeless
    From 2.2.1 (including) to 3.1.6 (excluding)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Ian Howatson Memphis Documents Library — From 2.2.1 (including) to 3.1.6 (excluding)

References

  • github.com https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/wordpress/wp-memphis-documents-library-lfi.yaml
  • packetstorm.news https://packetstorm.news/files/id/136374/
  • wordpress.org https://wordpress.org/plugins/memphis-documents-library/
  • wpscan.com https://wpscan.com/vulnerability/53999c06-05ca-44f1-b713-1e4d6b4a3f9f
  • www.exploit-db.com https://www.exploit-db.com/exploits/39593
  • www.vulncheck.com https://www.vulncheck.com/advisories/memphis-documents-library-wordpress-plugin-3.1.6-path-traversal-via-mdocs-img-preview
  • nvd.nist.gov Official NVD record