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Threat Database
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Threat Entry
Updated 2026-06-17
Stop Spammers Security - Cross-Site Request Forgery (CSRF) (CVE-2023-7065)
The Stop Spammers Security | Block Spam Users, Comments, Forms plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2024.4. This is due to missing or incorrect nonce validation on the sfs_process AJAX action. This makes it possible for unauthenticated attackers to add arbitrary IPs to the plugin's allowlist and blocklist via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
PLUGIN
Stop Spammers Security
CVE-2023-7065
Risk Score
Threat Entry
Updated 2026-06-17
Stop Spammers Security - Cross-Site Scripting (XSS) (CVE-2023-2488)
The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2023 does not sanitise and escape various parameters before outputting them back in admin dashboard pages, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
PLUGIN
Stop Spammers Security
CVE-2023-2488
Risk Score
Threat Entry
Updated 2026-06-17
Stop Spammers Security - Cross-Site Scripting (XSS) (CVE-2023-2489)
The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2023 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
PLUGIN
Stop Spammers Security
CVE-2023-2489
Risk Score
Threat Entry
Updated 2026-06-17
Stop Spammers Security - PHP Object Injection (CVE-2022-4120)
The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2022.6 passes base64 encoded user input to the unserialize() PHP function when CAPTCHA are used as second challenge, which could lead to PHP Object injection if a plugin installed on the blog has a suitable gadget chain
PLUGIN
Stop Spammers Security
CVE-2022-4120
Risk Score
Threat Entry
Updated 2026-06-17
Stop Spammers Security - Cross-Site Scripting (XSS) (CVE-2021-24517)
The Stop Spammers Security | Block Spam Users, Comments, Forms WordPress plugin before 2021.18 does not escape some of its settings, allowing high privilege users such as admin to set Cross-Site Scripting payloads in them even when the unfiltered_html capability is disallowed
PLUGIN
Stop Spammers Security
CVE-2021-24517
Risk Score