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...

phpMyFAQ <= 4.1.1 - SQL Injection

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...

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 =...

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...

CVE-2026-56312

Capgo before 12.128.2 contains an improper validation vulnerability in the acceptinvitation endpoint that creates user accounts before captcha validation is enforced. Attackers can bypass captcha protection by sending POST requests with invalid captcha tokens to create unwanted accounts and burn...

EUVD-2026-42884

Capgo before 12.128.2 contains an improper validation vulnerability in the acceptinvitation endpoint that creates user accounts before captcha validation is enforced. Attackers can bypass captcha protection by sending POST requests with invalid captcha tokens to create unwanted accounts and burn...

CVE-2026-56312

Capgo before 12.128.2 is affected by an improper validation vulnerability in the accept_invitation endpoint. The issue allows bypassing captcha validation to create user accounts, potentially wasting invite links and enabling unauthorized account creation. Affected product/version: Capgo prior to...

CVE-2026-56312 Capgo - Account Creation Before CAPTCHA Validation in accept_invitation Endpoint

Capgo before 12.128.2 contains an improper validation vulnerability in the acceptinvitation endpoint that creates user accounts before captcha validation is enforced. Attackers can bypass captcha protection by sending POST requests with invalid captcha tokens to create unwanted accounts and burn...

pyLoad vulnerable to XSS through insecure CAPTCHA

SummaryAn unsafe JavaScript evaluation vulnerability in pyLoad’s CAPTCHA processing code allows unauthenticated remote attackers to execute arbitrary code in the client browser and potentially the backend server. Exploitation requires no user interaction or authentication and can result in sessio...

PYSEC-2026-496 pyLoad vulnerable to XSS through insecure CAPTCHA

Summary An unsafe JavaScript evaluation vulnerability in pyLoad’s CAPTCHA processing code allows unauthenticated remote attackers to execute arbitrary code in the client browser and potentially the backend server. Exploitation requires no user interaction or authentication and can result in sessi...

CVE-2026-13164

Missing Authentication for Critical Function CWE-306 in the RegisterView apps/accounts/views.py, exposed at POST /api/auth/register/, in MailerUp 1.0.1 allows a remote, unauthenticated attacker to self-register a working account on instances where registration is intended to be restricted, becaus...

CVE-2026-56338

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

EUVD-2026-38752

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338 Capgo - Denial of Service in 2FA Email Verification via /auth/v1/otp Endpoint

Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors...

CVE-2026-56338

Capgo prior to version 12.128.2 contains a denial-of-service flaw in the /auth/v1/otp endpoint used for 2FA email verification. The issue arises from captcha validation failures causing the backend to return HTTP 500 errors, preventing authenticated users from completing 2FA enrollment and access...

CVE-2026-10552

The Blue Captcha plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to and including 2.0.1. This is due to missing or incorrect nonce validation on the main admin panel blcapmainpage and on the Hall of Shame and Log subpages, which accept a 'blcapaction' / 'action'...

EUVD-2026-38669

The Blue Captcha plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to and including 2.0.1. This is due to missing or incorrect nonce validation on the main admin panel blcapmainpage and on the Hall of Shame and Log subpages, which accept a 'blcapaction' / 'action'...

CVE-2026-10552

The Blue Captcha plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to and including 2.0.1. This is due to missing or incorrect nonce validation on the main admin panel blcapmainpage and on the Hall of Shame and Log subpages, which accept a 'blcapaction' / 'action'...

CVE-2026-10552 Blue Captcha <= 2.0.1 - Cross-Site Request Forgery via 'blcap_action' Parameter

The Blue Captcha plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to and including 2.0.1. This is due to missing or incorrect nonce validation on the main admin panel blcapmainpage and on the Hall of Shame and Log subpages, which accept a 'blcapaction' / 'action'...