Echo RSS Feed Post Generator <= 5.4.6 - Unauthenticated Privilege Escalation

The impact of CVE-2024-9265 is severe. Successful exploitation allows an unauthenticated attacker to bypass standard authentication mechanisms and register as a WordPress administrator. This grants them complete control over the affected website, including the ability to modify content, install malicious plugins, access sensitive data, and potentially compromise the entire server. The attacker could exfiltrate user data, inject malware, or deface the website, leading to significant reputational and financial damage. This vulnerability is particularly concerning given the widespread use of WordPress and the potential for large-scale compromise.

WordPress websites using the Echo RSS Feed Post Generator plugin, particularly those running versions 5.4.6 or earlier, are at significant risk. Shared hosting environments where multiple WordPress installations share the same server are especially vulnerable, as a compromise of one site could potentially lead to the compromise of others. Websites with weak password policies or those that haven't implemented multi-factor authentication are also at increased risk.

• wordpress / composer / npm:

wp plugin list | grep 'Echo RSS Feed Post Generator'

• wordpress / composer / npm:

wp plugin update --all

• wordpress / composer / npm:

wp plugin status | grep 'Echo RSS Feed Post Generator'

• wordpress / composer / npm:

wp plugin version 'Echo RSS Feed Post Generator'

1. 2024-10-01Disclosure

   disclosure

1. Reserviert2024-09-26
2. Veröffentlicht2024-10-01
3. EPSS aktualisiert2026-04-02

The primary mitigation for CVE-2024-9265 is to immediately upgrade the Echo RSS Feed Post Generator plugin to a version that addresses the vulnerability. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider temporarily disabling the plugin. While not a complete solution, implementing strict user role management within WordPress can help limit the potential damage if the vulnerability is exploited. Regularly review user accounts and permissions to identify and remove any unauthorized administrator accounts. After upgrading, confirm the fix by attempting to register a new user with a lower-than-administrator role and verifying that the registration fails.