CVE-2021-31693 : Security Advisory and Response

A detailed overview of CVE-2021-31693 highlighting the vulnerability in the 10Web Photo Gallery plugin for WordPress.

Understanding CVE-2021-31693

This section explores the impact and technical aspects of CVE-2021-31693.

What is CVE-2021-31693?

CVE-2021-31693 is a Cross-Site Scripting (XSS) vulnerability found in the 10Web Photo Gallery plugin version 1.5.68 and below for WordPress. It allows malicious code injection through specific parameters, leading to potential XSS attacks.

The Impact of CVE-2021-31693

The vulnerability enables attackers to execute malicious scripts in the context of a user's browser, potentially compromising sensitive data, session tokens, or performing unauthorized actions on behalf of the user.

Technical Details of CVE-2021-31693

Delving into the technical aspects of the CVE-2021-31693 vulnerability.

Vulnerability Description

The XSS vulnerability arises from inadequate sanitization of user-supplied inputs in the affected parameters, such as album_gallery_id_0, bwg_album_search_0, and type_0 within bwg_frontend_data.

Affected Systems and Versions

All versions of the 10Web Photo Gallery plugin up to and including 1.5.68 for WordPress are susceptible to this XSS vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through the identified parameters, leading to the execution of unauthorized code within a victim's browser.

Mitigation and Prevention

Guidance on mitigating the risks posed by CVE-2021-31693.

Immediate Steps to Take

Users are advised to disable the affected plugin or apply the latest security patches provided by the plugin developers. Additionally, input validation and output encoding can help prevent XSS attacks.

Long-Term Security Practices

Regularly update plugins and themes to their latest versions, employ Content Security Policy (CSP) headers, and conduct security audits to detect and remediate vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories from the plugin vendor and promptly apply security patches to protect WordPress websites from known vulnerabilities.