OWASPBugBounty

OWASP Bug Bounty for Projects Introduction Many developers and companies looking to implement security are turning towards OWASP to use Defender libraries that they can implement to secure their critical applications. Since this implies a form of trust in OWASP, many users of these projects might...

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...

HTMLawed

HTMLawed is ... ... a single-file, 45 kb PHP script that makes input text more secure, HTML standards-compliant, and suitable in general from the viewpoint of a web-page administrator, for use in the body of HTML, XHTML or XML documents. A simple HTMLTidy alternative, the htmLawed filter,...

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...

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

Stored XSS exploit in TYPO3 HTML Sanitizer CVE-2023-47125 Description DOM processing instructions are not handled correctly. This allows bypassing the cross-site scripting mechanism of typo3/html-sanitizer. Vuln versions = 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-2026-63206

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...

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...

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-2026-59167

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 ...

java-html-sanitizer v20260921.1

OWASP Java HTML Sanitizer A fast and easy to configure HTML Sanitizer written in Java which lets you include HTML authored by third-parties in your web application while protecting against XSS. The existing dependency is on JSR 305. The other jars are only needed by the test suite. The JSR 305...

Astra Linux – Vulnerability in Firefox

The HTML Sanitizer should have sanitized the href attribute of SVG use tags; however, it incorrectly did not sanitize the xlink:href attributes. This vulnerability affects Firefox versions earlier than 102...

Astra Linux – Vulnerability in ruby-rails-html-sanitizer

rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Certain configurations of rails-html-sanitizer 1.4.4 use a inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a...

Astra Linux – Vulnerability in ruby-rails-html-sanitizer

Rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Versions starting from 1.0.3 and before 1.4.4 are vulnerable to cross-site scripting through data URIs when used in conjunction with Loofah version 2.1.0 or higher. This issue has been fixed in version 1.4.4...

Astra Linux – Vulnerability in ruby-rails-html-sanitizer

Possible XSS Vulnerability in Rails::Html::Sanitizer There is a possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer. This vulnerability has been assigned the CVE identifier CVE-2022-32209. Vulnerabilities affected: ALL Not affected: NONEMeaning: Fixed versions: v1.4.3...

Astra Linux – Vulnerability in ruby-rails-html-sanitizer

Rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Prior to version 1.4.4, there was a potential XSS vulnerability with certain configurations of Rails::Html::Sanitizer, due to an incomplete fix of CVE-2022-32209. Rails::Html::Sanitizer might allow an attacke...