SB2018121214 - XSS in Import users from CSV with meta plugin for WordPress
Published: December 12, 2018 Updated: June 25, 2019
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2018-20101)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks via the value of a cell.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via the value of the cell. A remote attacker can trick the victim to upload a specially crafted CSV file and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.