CVE-2026-40935

WWBN AVideo is an open source video platform. In versions 29.0 and prior, objects/getCaptcha.php accepts the CAPTCHA length ql directly from the query string with no clamping or sanitization, letting any unauthenticated client force the server to generate a 1-character CAPTCHA word. Combined with...

CVE-2026-41037

This vulnerability exists in Quantum Networks router due to missing rate limiting and CAPTCHA protection for failed login attempts in the web-based management interface. An attacker on the same network could exploit this vulnerability by performing brute force attacks against administrative...

CVE-2026-5415

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.38. This is due to the ajaxruntool AJAX handler relying solely on a nonce check...

CVE-2026-5411

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to arbitrary file upload in all versions up to, and including, 5.38. This is due to a capability check in the saveajax function of the licensing module,...

CVE-2026-2374

The Login No Captcha reCAPTCHA plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the $SERVER'PHPSELF' superglobal in all versions up to, and including, 1.8.0. This is due to the authenticate function storing the unsanitized output of basename$SERVER'PHPSELF' in the...

CVE-2026-5411

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to arbitrary file upload in all versions up to, and including, 5.38. This is due to a capability check in the saveajax function of the licensing module,...

CVE-2026-5411

CVE-2026-5411 affects WP Captcha PRO (premium version, same slug as Advanced Google reCAPTCHA) for WordPress, vulnerable up to version 5.38. The root cause is a capability check in the licensing module’s save_ajax() function combined with unrestricted file extraction in sync_cloud_protection(), e...

EUVD-2026-34889

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to arbitrary file upload in all versions up to, and including, 5.38. This is due to a capability check in the saveajax function of the licensing module,...

CVE-2026-5411 WP Captcha PRO <= 5.38 - Missing Authorization to Authenticated (Subscriber+) Arbitrary File Upload

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to arbitrary file upload in all versions up to, and including, 5.38. This is due to a capability check in the saveajax function of the licensing module,...

EUVD-2026-34888

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.38. This is due to the ajaxruntool AJAX handler relying solely on a nonce check...

CVE-2026-5415 WP Captcha PRO <= 5.38 - Authenticated (Subscriber+) Authentication Bypass via Temporary Login Link

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.38. This is due to the ajaxruntool AJAX handler relying solely on a nonce check...

CVE-2026-5415

The CVE-2026-5415 issue affects the WP Captcha PRO plugin for WordPress (

CVE-2026-5415

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.38. This is due to the ajaxruntool AJAX handler relying solely on a nonce check...

Monstra CMS 3.0.4 - HTTP Header Injection

Monstra CMS 3.0.4 is susceptible to HTTP header injection in the plugins/captcha/crypt/cryptographp.php cfg parameter. An attacker can potentially supply invalid input and cause the server to allow redirects to attacker-controlled domains, perform cache poisoning, and/or allow improper access to...

Contact Form 7 Math Captcha <= 2.0.1 - Cross-site Scripting

The Contact Form 7 Math Captcha WordPress plugin through 2.0.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users. id: CVE-2024-6517 info: name: Contact Form 7 Math Captcha =...

PT-2026-47033

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.38. This is due to the ajax run tool AJAX handler relying solely on a nonce check check ajax...

PT-2026-47032

The WP Captcha PRO the premium version of the Advanced Google reCAPTCHA plugin, both have the same slug plugin for WordPress is vulnerable to arbitrary file upload in all versions up to, and including, 5.38. This is due to a capability check in the save ajax function of the licensing module,...

TOTOLINK/Realtek Routers - CAPTCHA Bypass

On certain TOTOLINK Realtek SDK based routers, the CAPTCHA text can be retrieved via a POST request to the boafrm/formLogin URI with the JSON payload "topicurl":"setting/getSanvas". This allows an unauthenticated attacker to bypass CAPTCHA verification, gaining unauthorized access to restricted...

New Russia-Linked GREYVIBE Targets Ukraine with AI-Powered Cyberattacks

A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed to be a Russian-speaking group operating broadly in the Russian time zone,...

CVE-2026-46364

phpMyFAQ before 4.1.2 contains an unauthenticated SQL injection vulnerability in BuiltinCaptcha::garbageCollector and BuiltinCaptcha::saveCaptcha methods that interpolate unsanitized User-Agent headers into DELETE and INSERT queries. Unauthenticated attackers can exploit the public GET /api/captc...