CVE-2021-4375 - CVE House

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Status published Medium CVE-2021-4375

Welcart e-Commerce < 2.2.8 - Missing Capabilities Check to Information Disclosure

4.3 CVSS

Vulnerability Description

The Welcart e-Commerce plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the usces_download_system_information() function in versions up to, and including, 2.2.7. This makes it possible for authenticated attackers to download information including WordPress settings, plugin settings, PHP settings and server settings.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Jerome Bruandet

References

More from uscnanbu

View All →

Welcart e-Commerce <= 2.11.20 - Authenticated (Editor+) Stored Cross-Site Scripting

Welcart e-Commerce <= 2.11.24 - Missing Authorization to Unauthenticated Information Exposure

Welcart e-Commerce <= 2.11.22 - Authenticated (Editor+) Stored Cross-Site Scripting via order_mail

Welcart e-Commerce <= 2.11.21 - Authenticated (Author+) SQL Injection via Cookie

Welcart e-Commerce <= 2.11.9 - Unauthenticated Stored Cross-Site Scripting via name Parameter

Affected Vendor

uscnanbu

View all reports →

Affected Software

Welcart e-Commerce

Vulnerable Versions:

0

Timeline

Official Publish: June 7th, 2023

Last Modified: April 8th, 2026

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1078 Valid Accounts

T1531 Account Access Removal