WordPress Simple Ajax Chat plugin <= 20260811 - Cross Site Scripting (XSS) vulnerability

Cross Site Scripting XSS vulnerability discovered by HEI LAI SZE in WordPress Plugin Simple Ajax Chat versions = 20260811...

CVE-2026-81825

The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Chat Message in all versions up to, and including, = 20260811 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers t...

CVE-2026-81825

The Simple Ajax Chat WordPress plugin (all versions up to and including 20260811 ) is vulnerable to unauthenticated Stored Cross-Site Scripting via chat messages. The root cause is insufficient input sanitization and output escaping, compounded by a nonce that is publicly visible on the chat page...

CVE-2026-81825 Simple Ajax Chat <= 20260811 - Unauthenticated Stored Cross-Site Scripting

The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Chat Message in all versions up to, and including, = 20260811 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers t...

CVE-2026-81825 Simple Ajax Chat <= 20260811 - Unauthenticated Stored Cross-Site Scripting

The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Chat Message in all versions up to, and including, = 20260811 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers t...

EUVD-2026-75930

The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Chat Message in all versions up to, and including, = 20260811 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers t...

PT-2026-89759

The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Chat Message in all versions up to, and including, = 20260811 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers t...

CVE-2026-81825: Improper Neutralization of Input During Web Page Generation

The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Chat Message in all versions up to, and including, = 20260811 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers t...

WordPress Simple Ajax Chat plugin < 20260827 - Unauthenticated Stored XSS vulnerability

Unauthenticated Stored XSS vulnerability discovered by Erwan LR WPScan in WordPress Plugin Simple Ajax Chat versions 20260827...

CVE-2026-81807

The Simple Ajax Chat WordPress plugin before 20260827 does not escape chat message content before rendering it, allowing unauthenticated users to inject arbitrary HTML attributes into the page and run scripts in the browser of anyone viewing the chat, including administrators...

CVE-2026-81807

The Simple Ajax Chat WordPress plugin (versions before 20260827 ) is vulnerable to unauthenticated stored XSS due to a failure to escape chat message content before rendering. This allow unauthenticated users to inject arbitrary HTML attributes, enabling the execution of malicious scripts in the ...

CVE-2026-81807 Simple Ajax Chat < 20260827 - Unauthenticated Stored XSS via Chat Message Linkification

The Simple Ajax Chat WordPress plugin before 20260827 does not escape chat message content before rendering it, allowing unauthenticated users to inject arbitrary HTML attributes into the page and run scripts in the browser of anyone viewing the chat, including administrators...

EUVD-2026-69859

The Simple Ajax Chat WordPress plugin before 20260827 does not escape chat message content before rendering it, allowing unauthenticated users to inject arbitrary HTML attributes into the page and run scripts in the browser of anyone viewing the chat, including administrators...

CVE-2026-81807 Simple Ajax Chat < 20260827 - Unauthenticated Stored XSS via Chat Message Linkification

The Simple Ajax Chat WordPress plugin before 20260827 does not escape chat message content before rendering it, allowing unauthenticated users to inject arbitrary HTML attributes into the page and run scripts in the browser of anyone viewing the chat, including administrators...

CVE-2026-81807: Improper Neutralization of Input During Web Page Generation

The Simple Ajax Chat WordPress plugin before 20260827 does not escape chat message content before rendering it, allowing unauthenticated users to inject arbitrary HTML attributes into the page and run scripts in the browser of anyone viewing the chat, including administrators...

PT-2026-84639

The Simple Ajax Chat WordPress plugin before 20260827 does not escape chat message content before rendering it, allowing unauthenticated users to inject arbitrary HTML attributes into the page and run scripts in the browser of anyone viewing the chat, including administrators...

CVE-2026-2987

The Simple Ajax Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'c' parameter in versions up to, and including, 20260217 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts ...

EUVD-2026-11571

The Simple Ajax Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'c' parameter in versions up to, and including, 20260217 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts ...

CVE-2026-2987

The Simple Ajax Chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'c' parameter in versions up to, and including, 20260217 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts ...

CVE-2026-2987

The CVE-2026-2987 entry concerns the WordPress plugin Simple Ajax Chat. A Stored Cross-Site Scripting (Stored XSS) flaw exists via the c parameter in versions up to and including 20260217, caused by insufficient input sanitization and output escaping. This enables unauthenticated attackers to inj...