CVE-2020-37169

MEDIUM

WordPress Plugin ultimate-member 2.1.3 Local File Inclusion

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37169. PoCs published by Mehran Feizi.

AI-analyzed exploit summary The exploit demonstrates a Local File Inclusion (LFI) vulnerability in WordPress Plugin ultimate-member 2.1.3. The vulnerable code in class-admin-upgrade.php allows arbitrary file inclusion via the $_POST['pack'] parameter, which is directly used in an include_once statement without proper sanitization.

Description

WordPress Plugin ultimate-member 2.1.3 contains a local file inclusion vulnerability that allows authenticated attackers to include arbitrary files by manipulating the pack parameter in class-admin-upgrade.php. Attackers can send POST requests with malicious pack values to include unintended PHP files from the packages directory and execute arbitrary code.

Exploits (1)

exploitdb WORKING POC
by Mehran Feizi · textwebappsphp
https://www.exploit-db.com/exploits/48065

The exploit demonstrates a Local File Inclusion (LFI) vulnerability in WordPress Plugin ultimate-member 2.1.3. The vulnerable code in class-admin-upgrade.php allows arbitrary file inclusion via the $_POST['pack'] parameter, which is directly used in an include_once statement without proper sanitization.

Classification
Working Poc 90%
Attack Type
Lfi
Complexity
Trivial
Reliability
Reliable
Target: WordPress Plugin ultimate-member 2.1.3
No auth needed
Prerequisites: Access to the vulnerable WordPress plugin endpoint
devstral-2 · analyzed May 13, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit exploit
ExploitDB-48065
https://www.exploit-db.com/exploits/48065
Third Party Advisory third-party-advisory
VulnCheck Advisory: WordPress Plugin ultimate-member 2.1.3 Local File Inclusion
https://www.vulncheck.com/advisories/wordpress-plugin-ultimate-member-local-file-inclusion

Scores

CVSS v3 5.5
EPSS 0.0025
EPSS Percentile 15.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-98
Status published
Products (1)
Ultimate Member/ultimate-member 2.1.3
Published May 13, 2026
Tracked Since May 13, 2026