Reverse CAPTCHA: Evaluating LLM Susceptibility to Invisible Unicode Instruction Injection

We introduce Reverse CAPTCHA, an evaluation framework that tests whether large language models follow invisible Unicode-encoded instructions embedded in otherwise normal-looking text. Unlike traditional CAPTCHAs that distinguish humans from machines, our benchmark exploits a capability gap: model...

CVE-2026-27568

WWBN AVideo is an open source video platform. Prior to version 21.0, AVideo allows Markdown in video comments and uses Parsedown v1.7.4 without Safe Mode enabled. Markdown links are not sufficiently sanitized, allowing javascript: URIs to be rendered as clickable links. An authenticated...

CVE-2026-27568 AVideo has Stored Cross-Site Scripting via Markdown Comment Injection

WWBN AVideo is an open source video platform. Prior to version 21.0, AVideo allows Markdown in video comments and uses Parsedown v1.7.4 without Safe Mode enabled. Markdown links are not sufficiently sanitized, allowing javascript: URIs to be rendered as clickable links. An authenticated...

AVideo has Stored Cross-Site Scripting via Markdown Comment Injection

Vulnerability Type Stored Cross-Site Scripting XSS — CWE-79. Affected Product/Versions AVideo 18.0. Root Cause Summary AVideo allows Markdown in video comments and uses Parsedown v1.7.4 without Safe Mode enabled. Markdown links are not sufficiently sanitized, allowing javascript: URIs to be...

WordPress plugin Press3D 跨站脚本漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application that can be install...

Exploit for CVE-2026-20841

CVE-2026-20841 This content corresponds to a part of what is...

Secrecy and Verifiability: An Introduction to Electronic Voting

Democracies are built upon secure and reliable voting systems. Electronic voting systems seek to replace ballot papers and boxes with computer hardware and software. Proposed electronic election schemes have been subjected to scrutiny, with researchers spotting inherent faults and weaknesses...

Fundamentals, Recent Advances, and Challenges Regarding Cryptographic Algorithms for the Quantum Computing Era

This book arises from the need to provide a clear and up-to-date overview of the impacts of quantum computing on cryptography. The goal is to provide a reference in Portuguese for undergraduate, master's, and doctoral students in the field of data security and cryptography. Throughout the chapter...

MiracleLinux 8 : firefox-102.8.0-2.el8.ML.1 (AXSA:2023-5141:10)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2023-5141:10 advisory. Mozilla: Arbitrary memory write via PKCS 12 in NSS CVE-2023-0767 Mozilla: Content security policy leak in violation reports using iframes...

MiracleLinux 9 : thunderbird-102.8.0-2.el9.ML.1 (AXSA:2023-5140:11)

The remote MiracleLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2023-5140:11 advisory. Mozilla: Arbitrary memory write via PKCS 12 in NSS CVE-2023-0767 Mozilla: Content security policy leak in violation reports using iframes...

[SECURITY] Fedora 42 Update: python-pdfminer-20240706-5.fc42

Pdfminer.six is a community maintained fork of the original PDFMiner. It is a tool for extracting information from PDF documents. It focuses on getting and analyzing text data. Pdfminer.six extracts the text from a page directly from the sourcecode of the PDF. It can also be used to get the exact...

CVE-2019-12828

An issue was discovered in Electronic Arts Origin before 10.5.39. Due to improper sanitization of the origin:// and origin2:// URI schemes, it is possible to inject additional arguments into the Origin process and ultimately leverage code execution by loading a backdoored Qt plugin remotely via t...

BIT-GITEA-2025-68946

In Gitea before 1.20.1, a forbidden URL scheme such as javascript: can be used for a link, aka XSS...

Gitea vulnerable to Cross-site Scripting

In Gitea before 1.20.1, a forbidden URL scheme such as javascript: can be used for a link, aka XSS...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS when handling URLs in links, where schemes such as javascript, vbscript and data can be used. An attacker can execute arbitrary scripts in the context of the user's browser by enticing a user to click on a craft...

Gitea 安全漏洞

Gitea is a lightweight Go-based git service developed by the Gitea community. A security vulnerability exists in Gitea versions prior to 1.20.1 that stems from allowing the use of prohibited URL schemes such as javascript, which could lead to cross-site scripting attacks...

CVE-2025-68380

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix peer HE MCS assignment In ath11kwmisendpeerassoccmd, peer's transmit MCS is sent to firmware as receive MCS while peer's receive MCS sent as transmit MCS, which goes against firmwire's definition. While connecti...

Cross-site Scripting (XSS)

Overview Kentico.Xperience.AspNet.Mvc5.Libraries is an assemblies required to use the Kentico Xperience API in class libraries developed for ASP.NET MVC 5 applications. Does not include content items or other modifications intended for the MVC web application itself. Affected versions of this...

Cross-site Scripting (XSS)

Overview Kentico.Xperience.AspNetCore.WebApp is an assemblies and content items required to integrate Kentico Xperience into ASP.NET Core applications. Affected versions of this package are vulnerable to Cross-site Scripting XSS through dangerous schemes allowed in the HtmlSanitizer class in the...

PT-2025-49339

The Application Passwords plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'reject url' parameter in all versions up to, and including, 0.1.3. This is due to insufficient input sanitization and output escaping on user supplied URLs, which allows javascript: URI schemes...