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Type a plugin or theme and the version you run, and we’ll show every known vulnerability that affects it, from the 390,007 records in our vulnerability database. The version is listed under Plugins in your WordPress dashboard.
Plugin · simple-ajax-chat
Simple Ajax Chat
10 known vulnerabilities on record. Add your version above to see which ones affect you.
Sep 11, 2026Simple Ajax Chat – Add a Fast, Secure Chat Box: Stored Cross-Site ScriptingCVE-2026-81825 · affects up to 20260811 · reported by WordfenceHigh 7.2
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 to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The nonce protecting chat message submission is publicly visible on the chat page, rendering it ineffective as an authentication barrier and allowing fully unauthenticated attackers to submit malicious messages that are stored persistently and rendered to all visitors on every page load.
NVD recordplugins.trac.wordpress.orgplugins.trac.wordpress.org
Sep 2, 2026Simple Ajax Chat: Does not escape chat message content before rendering itCVE-2026-81807 · fixed in 20260827 · reported by WPScanHigh 8.8
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.
Mar 12, 2026Simple Ajax Chat: Stored Cross-Site ScriptingCVE-2026-2987 · affects up to 20260217 · reported by WordfenceMedium 6.1
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 in pages that will execute whenever a user accesses an injected page.
Feb 23, 2026Simple Ajax Chat: Exposure of Sensitive System Information to an Unauthorized Control SphereCVE-2026-3075 · affects up to 20251121 · reported by PatchstackMedium 5.3
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Jeff Starr Simple Ajax Chat simple-ajax-chat allows Retrieve Embedded Sensitive Data.This issue affects Simple Ajax Chat: from n/a through <= 20251121.
Jun 4, 2024Simple Ajax Chat: Does not sanitise and escape some of its settingsCVE-2024-2470 · fixed in 20240412 · reported by WPScanMedium 5.4
The Simple Ajax Chat WordPress plugin before 20240412 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)
Mar 27, 2024Simple Ajax Chat – Add a Fast, Secure Chat Box: Stored Cross-Site ScriptingCVE-2024-2956 · affects up to 20231101 · reported by WordfenceMedium 4.4
The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 20231101 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Mar 20, 2024Simple Ajax Chat: Does not prevent visitors from using malicious NamesCVE-2024-1983 · fixed in 20240223 · reported by WPScanHigh 7.1
The Simple Ajax Chat WordPress plugin before 20240223 does not prevent visitors from using malicious Names when using the chat, which will be reflected unsanitized to other users.
Apr 15, 2022Cross-Site Request Forgery (CSRF) in Simple Ajax Chat (WordPress plugin) <= 20220115 allows an attacker to clear the chat log or delete a chat message.CVE-2022-27850 · affects up to 20220115 · reported by PatchstackMedium 5.4
Cross-Site Request Forgery (CSRF) in Simple Ajax Chat (WordPress plugin) <= 20220115 allows an attacker to clear the chat log or delete a chat message.
Apr 15, 2022Sensitive Information Disclosure (sac-export.csv) in Simple Ajax Chat (WordPress plugin) <= 20220115CVE-2022-27849 · affects up to 20220115 · reported by PatchstackMedium 5.3
Sensitive Information Disclosure (sac-export.csv) in Simple Ajax Chat (WordPress plugin) <= 20220115
Mar 25, 2022Unauthenticated Stored Cross-Site Scripting (XSS) in Simple Ajax Chat <= 20220115 allows an attacker to store the malicious code.CVE-2022-25610 · affects up to 20220115 · reported by PatchstackLow 3.4
Unauthenticated Stored Cross-Site Scripting (XSS) in Simple Ajax Chat <= 20220115 allows an attacker to store the malicious code. However, the attack requires specific conditions, making it hard to exploit.
Versions are matched against the affected ranges published with each record. A plugin can ship a fix under its own numbering, so if something looks off, check the linked record. Want the whole site checked at once? Run the free website check.
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