CVE-2026-7808 justhtml before 1.16.0 Multiple Security Issues via Sanitization

justhtml before 1.16.0 contains multiple HTML sanitization bypass issues that can allow active/dangerous content e.g., script or style to survive sanitization, potentially leading to cross-site scripting. The issues primarily affect advanced usage rather than the default JustHTML..., sanitize=Tru...

CVE-2026-6827 justhtml before 1.17.0 Multiple Cross-Site Scripting Vulnerabilities

justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...

CVE-2026-74793 justhtml before 3.11.0 XSS via selectedcontent projection

justhtml before 3.11.0 contains a cross-site scripting vulnerability where the default sanitizer bypasses event handler removal in selectedcontent projections. Attackers can inject SVG or MathML elements with event handlers that are cloned and reinserted into output without sanitization, enabling...

EUVD-2026-64656

justhtml before 3.11.0 contains a cross-site scripting vulnerability where the default sanitizer bypasses event handler removal in selectedcontent projections. Attackers can inject SVG or MathML elements with event handlers that are cloned and reinserted into output without sanitization, enabling...

CVE-2026-6827 justhtml before 1.17.0 Multiple Cross-Site Scripting Vulnerabilities

justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...

CVE-2026-6827 justhtml before 1.17.0 Multiple Cross-Site Scripting Vulnerabilities

justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...

CVE-2026-5751: Improper Neutralization of Input During Web Page Generation

justhtml versions 1.13.0 and earlier contain a parser-differential / mutation cross-site scripting mXSS vulnerability when using a custom SanitizationPolicy that preserves foreign namespaces e.g., dropforeignnamespaces=False with allowlisted SVG/MathML elements or raw-text containers such as...

CVE-2026-74793: Improper Neutralization of Input During Web Page Generation

justhtml before 3.11.0 contains a cross-site scripting vulnerability where the default sanitizer bypasses event handler removal in selectedcontent projections. Attackers can inject SVG or MathML elements with event handlers that are cloned and reinserted into output without sanitization, enabling...

PT-2026-79773

Name of the Vulnerable Software and Affected Versions justhtml versions prior to 3.11.0 Description A cross-site scripting issue exists where the default sanitizer fails to remove event handlers within selectedcontent projections. This allows attackers to inject SVG or MathML elements containing...

CVE-2026-6827: Improper Neutralization of Input During Web Page Generation

justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...

CVE-2026-7808: Improper Input Validation

justhtml before 1.16.0 contains multiple HTML sanitization bypass issues that can allow active/dangerous content e.g., script or style to survive sanitization, potentially leading to cross-site scripting. The issues primarily affect advanced usage rather than the default JustHTML..., sanitize=Tru...

Linux Distros Unpatched Vulnerability : CVE-2026-49825

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.linkattrs were missing xlink:href, which...

AZL-96857 CVE-2026-49825 affecting package python-lxml for versions less than 4.9.3-3

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.linkattrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxmlhtmlclean 0.4...

DEBIAN-CVE-2026-49825

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.linkattrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxmlhtmlclean 0.4...

CVE-2026-49825

lxml_html_clean.Cleaner fails to strip javascript: URLs from namespaced xlink:href attributes in SVG/MathML content because lxml.html.defs.link_attrs omits that key, so the URL-scheme filter never fires. Exploitable only with safe_attrs_only=False; affects lxml ≤ 6.1.0 and lxml_html_clean ≤ 0.4.4...

EUVD-2026-63390

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.linkattrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxmlhtmlclean 0.4...

CVE-2026-49825

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.linkattrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxmlhtmlclean 0.4...

CVE-2026-49825: Improper Neutralization of Input During Web Page Generation

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.linkattrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxmlhtmlclean 0.4...

EUVD-2026-61128

AngleSharp is a .NET library for parsing angle bracket based hyper-texts. Prior to 1.5.0, MathAnnotationXmlElement in AngleSharp/Mathml/Dom/Internal/MathAnnotationXmlElement.cs is not treated as an HTML integration point when its encoding attribute is text/html or application/xhtml+xml, causing...

Cross-Site Scripting (XSS)

Jodit Editor is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to the clean-html denyTags filter failing to normalize foreign SVG or MathML script node names, allowing nested script elements to remain in editor.value and execute when the content is loaded...