CVE-2021-48016

DedeCMS through 5.8.1-beta contains a PHP code injection vulnerability in ShowMsg where the HTTP Referer header is written into a DedeTemplate string and included. Unauthenticated attackers can send a crafted Referer to /plus/flink.php?dopost=save with an empty validate code to execute arbitrary...

CVE-2021-48016 DedeCMS 5.8.1-beta Unauthenticated RCE via plus/flink.php

DedeCMS through 5.8.1-beta contains a PHP code injection vulnerability in ShowMsg where the HTTP Referer header is written into a DedeTemplate string and included. Unauthenticated attackers can send a crafted Referer to /plus/flink.php?dopost=save with an empty validate code to execute arbitrary...

EUVD-2021-34899

DedeCMS through 5.8.1-beta contains a PHP code injection vulnerability in ShowMsg where the HTTP Referer header is written into a DedeTemplate string and included. Unauthenticated attackers can send a crafted Referer to /plus/flink.php?dopost=save with an empty validate code to execute arbitrary...

CVE-2021-48016

DedeCMS (through version 5.8.1-beta ) is vulnerable to a PHP code injection vulnerability within the ShowMsg() function. The flaw exists because the HTTP Referer header is written into a DedeTemplate string and subsequently included by the application. Unauthenticated attackers can exploit this b...

CVE-2021-48016: Improper Control of Generation of Code

DedeCMS through 5.8.1-beta contains a PHP code injection vulnerability in ShowMsg where the HTTP Referer header is written into a DedeTemplate string and included. Unauthenticated attackers can send a crafted Referer to /plus/flink.php?dopost=save with an empty validate code to execute arbitrary...

VulnCheck KEV: CVE-2021-48016

DedeCMS through 5.8.1-beta contains a PHP code injection vulnerability in ShowMsg where the HTTP Referer header is written into a DedeTemplate string and included. Unauthenticated attackers can send a crafted Referer to /plus/flink.php?dopost=save with an empty validate code to execute arbitrary...

PT-2026-116363

Name of the Vulnerable Software and Affected Versions User Registration & Membership versions prior to 5.2.9 Description Insufficient input sanitization in the referrer url branch of the UR Smart Tags::process function allows unauthenticated attackers to execute arbitrary registered shortcodes. T...

CVE-2026-87111

The User Registration PRO – Custom Registration Form, Login Form, and User Profile WordPress Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via HTTP Referer Header in all versions up to, and including, 6.2.9 due to insufficient input sanitization and output escaping. Thi...

EUVD-2026-102814

The User Registration PRO – Custom Registration Form, Login Form, and User Profile WordPress Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via HTTP Referer Header in all versions up to, and including, 6.2.9 due to insufficient input sanitization and output escaping. Thi...

CVE-2026-87111 User Registration PRO <= 6.2.9 - Unauthenticated Stored Cross-Site Scripting via HTTP Referer Header

The User Registration PRO – Custom Registration Form, Login Form, and User Profile WordPress Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via HTTP Referer Header in all versions up to, and including, 6.2.9 due to insufficient input sanitization and output escaping. Thi...

CVE-2026-87111

The User Registration PRO WordPress plugin is vulnerable to Stored Cross-Site Scripting (XSS) in all versions up to and including 6.2.9 . The flaw exists in the premium build of the plugin due to insufficient input sanitization and output escaping when handling the HTTP Referer Header . Unauthent...

CVE-2026-87111 User Registration PRO <= 6.2.9 - Unauthenticated Stored Cross-Site Scripting via HTTP Referer Header

The User Registration PRO – Custom Registration Form, Login Form, and User Profile WordPress Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via HTTP Referer Header in all versions up to, and including, 6.2.9 due to insufficient input sanitization and output escaping. Thi...

CVE-2026-87111: Improper Neutralization of Input During Web Page Generation

The User Registration PRO – Custom Registration Form, Login Form, and User Profile WordPress Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via HTTP Referer Header in all versions up to, and including, 6.2.9 due to insufficient input sanitization and output escaping. Thi...

PT-2026-115527

Name of the Vulnerable Software and Affected Versions User Registration PRO – Custom Registration Form, Login Form, and User Profile WordPress Plugin versions prior to 6.3.0 Description The premium build of the plugin contains a flaw due to insufficient input sanitization and output escaping. Thi...

WPEVEREST User Registration PRO – Cross-site Scripting Vulnerability

The WPEVEREST User Registration PRO 6.2.9 and earlier versions have a cross-site scripting vulnerability. This vulnerability stems from insufficient input cleaning and output escaping. It can be exploited through the HTTP Referer header, leading to storage-type cross-site scripting attacks. This...

CVE-2026-15141: Origin Validation Error

The web interface of the affected device relies on the HTTP referrer header as part of request validation. Requests containing empty Referer value, or omitting the Referer header entirely, may be accepted and processed due to insufficient validation logic. Successful exploitation may allow an...

CVE-2026-9546: Exposure of Sensitive Information to an Unauthorized Actor

A vulnerability in libcurl caused the HTTP Referer: header to persist even when explicitly cleared. While the documentation states that passing NULL to CURLOPTREFERER suppresses the header, the option failed to clear the internal state. As a result, the previous referrer string was erroneously...

CVE-2026-44833

Snipe-IT is an IT asset/license management system. Prior to 8.4.1, an open redirect vulnerability in Snipe-IT allows attackers to redirect users to malicious sites via unvalidated HTTP Referer header stored in session variable. This vulnerability is fixed in 8.4.1...

CVE-2026-44833: URL Redirection to Untrusted Site

Snipe-IT is an IT asset/license management system. Prior to 8.4.1, an open redirect vulnerability in Snipe-IT allows attackers to redirect users to malicious sites via unvalidated HTTP Referer header stored in session variable. This vulnerability is fixed in 8.4.1...

CVE-2026-48589: URL Redirection to Untrusted Site

Apache Shiro’s Jakarta EE module used the HTTP Referer header in certain cases to issue redirect after a user login. In affected versions, insufficient validation of this client-controlled value could allow an attacker to influence the redirect target in applications using the Jakarta EE module...