CVE-2016-20100

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.

CVSS 4.0

8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-25)

CWE

CWE-22

Published

2026-10-20

Modified

2026-10-23

Record from

the NVD, synced 2026-10-23

References

• https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/wordpress/wp-memphis-documents-library-lfi.yaml
• https://packetstorm.news/files/id/136374/
• https://wordpress.org/plugins/memphis-documents-library/
• https://wpscan.com/vulnerability/53999c06-05ca-44f1-b713-1e4d6b4a3f9f
• https://www.exploit-db.com/exploits/39593

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