94 matches found
GHSA-X5QJ-865H-MGVM Symfony: HtmlSanitizer UrlAttributeSanitizer Misses URL Attributes
Description Symfony\Component\HtmlSanitizer\Visitor\AttributeSanitizer\UrlAttributeSanitizer::getSupportedAttributes enumerates the attribute names whose values are scrubbed through UrlSanitizer::sanitize scheme and host allow-lists, javascript: rejection, BiDi check, etc.. The list is 'src',...
HTMLSanitizer 跨站脚本漏洞
HTMLSanitizer is an HTML formatting software open source by JuliaHub. Versions of HTMLSanitizer prior to 2.3.2 had a cross-site scripting vulnerability. This vulnerability occurred when ALLOWINSECURERAWTEXT was enabled, resulting in blank variant closing tags being ignored, which could lead to...
Symfony and Symfony HTML Sanitizer Component 6.1.x < 6.4.40 / 7.0.x < 7.4.12 / 8.0.x 8.0.12 Multiple Vulnerabilities
The version of Symfony and/or the Symfony HTML Sanitizer Component installed on the remote host is prior to 6.1.x prior to 6.4.40, 7.0.x prior to 7.4.12, 8.0.x prior to 8.0.12. and, therefore, affected by multiple vulnerabilities: - A visual spoofing vulnerability exists in Symfony Component...
GHSA-H5VQ-QFCG-4M6P Symfony's HtmlSanitizer URL Attributes Pass Through BiDi Override Characters → Visual href Spoofing
Description Symfony\Component\HtmlSanitizer\TextSanitizer\UrlSanitizer::parse used by UrlSanitizer::sanitize and therefore by every HtmlSanitizer config that allows links or media accepts URLs that contain Unicode explicit-direction BiDi formatting characters: U+202A–U+202E LRE / RLE / PDF / LRO ...
Symfony's HtmlSanitizer URL Attributes Pass Through BiDi Override Characters → Visual href Spoofing
Description Symfony\Component\HtmlSanitizer\TextSanitizer\UrlSanitizer::parse used by UrlSanitizer::sanitize and therefore by every HtmlSanitizer config that allows links or media accepts URLs that contain Unicode explicit-direction BiDi formatting characters: U+202A–U+202E LRE / RLE / PDF / LRO ...
Improper Encoding or Escaping of Output
Overview symfony/symfony is a PHP framework for web applications and a set of reusable PHP components. Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via the HtmlSanitizer component that fails to properly detect and strip percent-encoded BiDi...
Improper Encoding Or Escaping Of Output
HtmlSanitizer is vulnerable to Improper Encoding or Escaping of Output. The vulnerability is due to improper sanitization of content inside the allowed tag, which allows an attacker to inject malicious scripts that can execute when the shadowrootmode attribute is set...
CVE-2026-25543
HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. Prior to versions 9.0.892 and 9.1.893-beta, if the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its...
CVE-2026-25543
HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. Prior to versions 9.0.892 and 9.1.893-beta, if the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its...
CVE-2026-25543
HtmlSanitizer (a .NET library) is vulnerable where the template tag is allowed: its contents were not sanitized, enabling potential bypasses (e.g., via mutation or shadowrootmode) to bypass sanitization. Red Hat/NVD/osv/GHSA entries confirm the vulnerability and patch follow-ups. The issue is pat...
EUVD-2026-5328
HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. Prior to versions 9.0.892 and 9.1.893-beta, if the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its...
CVE-2026-25543 HtmlSanitizer has a bypass via template tag
HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. Prior to versions 9.0.892 and 9.1.893-beta, if the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its...
CVE-2026-25543 HtmlSanitizer has a bypass via template tag
HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. Prior to versions 9.0.892 and 9.1.893-beta, if the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its...
HTMLSanitizer 安全漏洞
HTMLSanitizer is an HTML formatting software open source by JuliaHub. Versions of HTMLSanitizer prior to 9.0.892 and 9.1.893-beta contained security vulnerabilities. These vulnerabilities stemmed from allowing template tags without cleaning their content, which could lead to cross-site scripting...
CVE-2026-25543: Improper Encoding or Escaping of Output
HtmlSanitizer is a .NET library for cleaning HTML fragments and documents from constructs that can lead to XSS attacks. Prior to versions 9.0.892 and 9.1.893-beta, if the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its...
Improper Encoding or Escaping of Output
Overview HtmlSanitizer is a Cleans HTML from constructs that can be used for cross site scripting XSS. Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output in the template tag handling. An attacker can inject and execute arbitrary scripts by crafting HTML...
GHSA-J92C-7V7G-GJ3F HtmlSanitizer has a bypass via template tag
Impact If the template tag is allowed, its contents are not sanitized. The template tag is a special tag that does not usually render its contents, unless the shadowrootmode attribute is set to open or closed. The lack of sanitization of the template tag brings up two bypasses: 1. it is still...
PT-2026-6321
Name of the Vulnerable Software and Affected Versions HtmlSanitizer versions prior to 9.0.892 HtmlSanitizer versions prior to 9.1.893-beta Description HtmlSanitizer is a .NET library designed to prevent cross-site scripting XSS attacks by cleaning HTML fragments and documents. Before versions...
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...