HTMLawed

HTMLawed es ... ... un script PHP de un solo archivo de 45 kb que hace que el texto de entrada sea más seguro, conforme a los estándares HTML y, en general, adecuado desde el punto de vista del administrador de una página web, para su uso en el cuerpo de documentos HTML, XHTML o XML. Una sencilla...

java-html-sanitizer

OWASP Java HTML Sanitizer Un sanitizador de HTML rápido y fácil de configurar escrito en Java que te permite incluir HTML generado por terceros en tu aplicación web mientras te proteges contra XSS. La dependencia existente es de JSR 305. Los otros archivos JAR solo son necesarios para el conjunto...

bluemonday

bluemonday bluemonday es un sanitizador HTML implementado en Go. Es rápido y altamente configurable. bluemonday toma contenido generado por usuarios no confiable como entrada, y devolverá HTML saneado contra una lista blanca de elementos y atributos HTML aprobados para que puedas incluir el...

OWASPBugBounty

Programa de Bug Bounty de OWASP para Proyectos Introducción Muchos desarrolladores y empresas que buscan implementar seguridad están recurriendo a OWASP para utilizar librerías Defender que puedan implementar para proteger sus aplicaciones críticas. Dado que esto implica una forma de confianza en...

bleach

Bleach 注意：2026-06-05：Bleach 已不再维护。未来将不会发布任何版本，包括安全问题的修复。 参见 Issue： Bleach 是一个基于允许列表的 HTML 清洗库，用于转义或去除标记和属性。 Bleach 还可以安全地将文本转换为链接，应用 Django 的 urlize 过滤器无法处理的过滤，并可选地设置 rel 属性，即使文本中已存在链接也是如此。 Bleach 旨在清洗来自不可信 来源的文本。如果您发现自己煞费苦心地让网站管理员做很多事情，那么您可能已经超出了使用场景。要么信任这些用户，要么不要。 由于它依赖于 html5lib，Bleach 在处理怪异、古...

CVE-2026-55230

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to version 1.0.8.6, Vvveb's HTML sanitizer fails to strip event-handler attributes when a tag carries a greater-than character inside a quoted attribute value. A low-privilege content...

CVE-2026-55230

The Vvveb CMS (prior to version 1.0.8.6 ) contains a Stored XSS vulnerability due to a flaw in the sanitizeHTML() filter. The HTML sanitizer fails to strip event-handler attributes when a tag contains a greater-than character inside a quoted attribute value. A low-privilege content author (such a...

Rocky Linux 8 [CIQ] Security Update: libdb-cxx / libdb-cxx-debuginfo / libdb-debuginfo / etc Multiple Vulnerabilities (crlsa-2022_8506)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20228506 advisory. netty-codec: Bzip2Decoder doesn't allow setting size restrictions for decompressed data CVE-2021-37136 netty-codec: SnappyFrameDecoder doesn't restrict chu...

sanitize

Sanitize Sanitize is an allowlist-based HTML and CSS sanitizer. It removes all HTML and/or CSS from a string except the elements, attributes, and properties you choose to allow. Using a simple configuration syntax, you can tell Sanitize to allow certain HTML elements, certain attributes within...

TYPO3-HTML-Sanitizer-XSS-CVE-2023-47125

XSS almacenado exploit en TYPO3 HTML Sanitizer CVE-2023-47125 Descripción Las instrucciones de procesamiento del DOM no se manejan correctamente. Esto permite eludir el mecanismo de cross-site scripting de typo3/html-sanitizer. Versiones vulnerables = 1.0.0, = 2.0.0,...

CVE-2026-63206

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, zammad's HTML sanitizer, which blocks remote images in ticket articles and email views, can be bypassed using a shortened URL format that omits the double slash after the scheme for example a shortened HTTP URL...

CVE-2026-63006 Zammad: HTML sanitizer API path allowlist bypass via interior path traversal in img src/srcset

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, attacker-controlled HTML in inbound emails or tickets could bypass the image URL sanitizer using path traversal sequences. When an authenticated agent views the content, the browser resolves the URL to a protected...

CVE-2026-63006 Zammad: HTML sanitizer API path allowlist bypass via interior path traversal in img src/srcset

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, attacker-controlled HTML in inbound emails or tickets could bypass the image URL sanitizer using path traversal sequences. When an authenticated agent views the content, the browser resolves the URL to a protected...

CVE-2026-63006 Zammad: HTML sanitizer API path allowlist bypass via interior path traversal in img src/srcset

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, attacker-controlled HTML in inbound emails or tickets could bypass the image URL sanitizer using path traversal sequences. When an authenticated agent views the content, the browser resolves the URL to a protected...

CVE-2026-63206

The Zammad open source helpdesk system is vulnerable to a remote image tracking bypass in versions prior to 7.1.2 . The root cause is a flaw in the HTML sanitizer , which fails to recognize shortened URL formats that omit the double slash after the scheme (e.g., http:) as remote content. While th...

CVE-2026-63206 Zammad: Remote image tracking bypass via shortened URL scheme

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, zammad's HTML sanitizer, which blocks remote images in ticket articles and email views, can be bypassed using a shortened URL format that omits the double slash after the scheme for example a shortened HTTP URL...

EUVD-2026-87258

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, zammad's HTML sanitizer, which blocks remote images in ticket articles and email views, can be bypassed using a shortened URL format that omits the double slash after the scheme for example a shortened HTTP URL...

CVE-2026-63206 Zammad: Remote image tracking bypass via shortened URL scheme

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, zammad's HTML sanitizer, which blocks remote images in ticket articles and email views, can be bypassed using a shortened URL format that omits the double slash after the scheme for example a shortened HTTP URL...

CVE-2026-63206 Zammad: Remote image tracking bypass via shortened URL scheme

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, zammad's HTML sanitizer, which blocks remote images in ticket articles and email views, can be bypassed using a shortened URL format that omits the double slash after the scheme for example a shortened HTTP URL...

CVE-2026-59167

The SunEditor WYSIWYG editor is vulnerable to a critical XSS vulnerability in versions <= 2.47.10 (specifically confirmed in v2.47.10). The root cause is a sanitizer bypass in src/lib/core.js where the logic fails to consistently reject namespaced or custom HTML elements (e.g., ). This allows ...