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CVE-2022-1323 : Security Advisory and Response

Discy WordPress theme prior to version 5.0 allows any logged-in user, even a Subscriber, to modify theme settings via crafted POST requests. Learn about impact, exploitation, and mitigation.

WordPress theme Discy version less than 5.0 is prone to a Broken Access Control vulnerability that allows any logged-in user, even with Subscriber privileges, to change theme options through crafted POST requests.

Understanding CVE-2022-1323

This CVE details a specific vulnerability in the Discy WordPress theme that can be exploited by authenticated users to manipulate theme settings.

What is CVE-2022-1323?

The Discy WordPress theme before version 5.0 lacks proper authorization checks when processing ajax requests, specifically to the 'discy_update_options' action. This oversight enables low-privileged users like Subscribers to modify theme options.

The Impact of CVE-2022-1323

As a result of this vulnerability, unauthorized users can tamper with critical theme settings, potentially leading to website instability, data loss, or unauthorized configuration changes. This could undermine the integrity and security of affected WordPress instances.

Technical Details of CVE-2022-1323

Vulnerability Description

The vulnerability arises from the insufficient validation of user privileges in processing ajax requests to update theme options, granting excessive permissions to low-privileged users.

Affected Systems and Versions

The vulnerability impacts Discy WordPress theme versions earlier than 5.0, specifically those with a custom version less than 5.0.

Exploitation Mechanism

By crafting POST requests to the 'discy_update_options' action while authenticated, users with as low access as Subscribers can exploit this vulnerability to modify theme settings.

Mitigation and Prevention

To address CVE-2022-1323, immediate action is crucial to prevent unauthorized modifications and protect the integrity of WordPress themes.

Immediate Steps to Take

        Update Discy theme to version 5.0 or later to patch the vulnerability and implement proper authorization checks.
        Monitor theme options for any unauthorized changes and verify the legitimacy of alterations.

Long-Term Security Practices

        Regularly update WordPress themes and plugins to mitigate potential security risks and vulnerabilities.
        Enforce strong password policies and user access controls to prevent unauthorized access and modifications.

Patching and Updates

Stay informed about security advisories from theme developers and promptly apply patches or updates to ensure ongoing protection against known vulnerabilities.

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