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...

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...

java-html-sanitizer

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...

CVE-2026-93630

The Zimbra Collaboration Suite (ZCS) versions 10.1.16 and 10.1.21 are vulnerable to a hostname canonicalization issue in their email HTML sanitizers. The DefangFilter and OWASP ActionAttributePolicy components fail to properly handle percent-encoded hostnames, comparing them against the request h...

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,...

bleach

====== Bleach NOTE: 2026-06-05: Bleach is no longer maintained. There will be no future releases including for security issues. See issue: Bleach is an allowed-list-based HTML sanitizing library that escapes or strips markup and attributes. Bleach can also linkify text safely, applying filters th...

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-2026-113654

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Prior to sanitize-html 2.18.0, a non-default nonTextTags configuration that includes noscript can end its discard region early when htmlparser2 emits an implied...

EUVD-2026-105209

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Prior to sanitize-html 2.18.0, a non-default configuration that allows meta refresh elements and their http-equiv and content attributes can retain unsafe script...

CVE-2026-113654 ApostropheCMS sanitize-html: nonTextTags discard region ends early on an implied close, letting <noscript> content render

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Prior to sanitize-html 2.18.0, a non-default nonTextTags configuration that includes noscript can end its discard region early when htmlparser2 emits an implied...

CVE-2026-113654 ApostropheCMS sanitize-html: nonTextTags discard region ends early on an implied close, letting <noscript> content render

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Prior to sanitize-html 2.18.0, a non-default nonTextTags configuration that includes noscript can end its discard region early when htmlparser2 emits an implied...

CVE-2026-113654

The sanitize-html library, used in ApostropheCMS , is vulnerable to a logic error in its handling of nonTextTags configurations. Specifically, when noscript is included in a non-default configuration, the discard region can end prematurely because htmlparser2 emits an implied ancestor close. This...

CVE-2026-63430

ammonia is a Rust library for repairing and securing untrusted HTML. Prior to 3.3.2, 4.0.2, and 4.1.3, applications that explicitly allow the math tag, annotation-xml, and at least one raw-text HTML element while disallowing the encoding attribute can permit mutation cross-site scripting. ammonia...

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...

Ammonia HTML Sanitizer – Ammonia Cross-Site Script Vulnerability

Ammonia HTML Sanitizer versions prior to 3.3.2, 4.0.2, and 4.1.3 have a cross-site scripting vulnerability. This vulnerability stems from improper implementation of the encoding-related MathML integration point in annotation-xml. After the attribute filtering removes the encoding, inconsistent...

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...

CVE-2026-104083

SmarterMail before build 9777 contains a stored mutation cross-site scripting vulnerability that allows remote attackers to inject executable script by placing payloads inside a element nested within MathML foreign content , which the custom HTML sanitizer treats as inert CDATA text but browsers...

PT-2026-108954

Name of the Vulnerable Software and Affected Versions SmarterMail versions prior to build 9777 Description A stored mutation cross-site scripting issue exists where remote attackers can inject executable scripts. This occurs by placing payloads inside a element nested within MathML foreign conten...

Security Bulletin: Multiple vulnerabilities have been addressed in IBM Aspera Shares

Summary Multiple vulnerabilities have been addressed in IBM Aspera Shares Version 1.11.5 Vulnerability Details CVEID:CVE-2026-63435 DESCRIPTION: Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and...

SUSE SLES15 Security Update : rubygem-rails-html-sanitizer (SUSE-SU-2026:4445-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2026:4445-1 advisory. This update for rubygem-rails-html-sanitizer fixes the following issue: - CVE-2026-73648: rails-html-sanitizer: cross-site scripting is possible when t...