GHSA-MW4F-GJ5X-6XR4 Highcharts Core: `javascript:` URL in an `xlink:href` attribute survives text filtering and reaches exported charts

Impact The filter applied to markup in text options checks href, src and a few similar attributes against an allowed-scheme list, but accepts xlink:href without that check, so an SVG anchor whose xlink:href is a javascript: URL passes the filter, whether or not the option is rendered with useHTML...

npm: Highcharts Core: `javascript:` URL in an `xlink:href` attribute survives text filtering and reaches exported charts

npm: Highcharts Core: javascript: URL in an xlink:href attribute survives text filtering and reaches exported charts vulnerability discovered by ? in WordPress npm highcharts versions = 10.3.2, 11.4.9...

Highcharts Core: `javascript:` URL in an `xlink:href` attribute survives text filtering and reaches exported charts

Impact The filter applied to markup in text options checks href, src and a few similar attributes against an allowed-scheme list, but accepts xlink:href without that check, so an SVG anchor whose xlink:href is a javascript: URL passes the filter, whether or not the option is rendered with useHTML...

CVE-2026-116796

Highcharts JS is a JavaScript charting library based on SVG. From 10.3.2 until 11.4.9, 12.6.2, and 13.1.1, Highcharts accepts an SVG anchor xlink:href attribute without applying the allowed-scheme check used for href and src. An attacker who controls a chart text option can preserve a javascript...

CVE-2026-116796 Highcharts Core: `javascript:` URL in an `xlink:href` attribute survives text filtering and reaches exported charts

Highcharts JS is a JavaScript charting library based on SVG. From 10.3.2 until 11.4.9, 12.6.2, and 13.1.1, Highcharts accepts an SVG anchor xlink:href attribute without applying the allowed-scheme check used for href and src. An attacker who controls a chart text option can preserve a javascript...

CVE-2026-116796 Highcharts Core: `javascript:` URL in an `xlink:href` attribute survives text filtering and reaches exported charts

Highcharts JS is a JavaScript charting library based on SVG. From 10.3.2 until 11.4.9, 12.6.2, and 13.1.1, Highcharts accepts an SVG anchor xlink:href attribute without applying the allowed-scheme check used for href and src. An attacker who controls a chart text option can preserve a javascript...

EUVD-2026-112279

Highcharts JS is a JavaScript charting library based on SVG. From 10.3.2 until 11.4.9, 12.6.2, and 13.1.1, Highcharts accepts an SVG anchor xlink:href attribute without applying the allowed-scheme check used for href and src. An attacker who controls a chart text option can preserve a javascript...

CVE-2026-116796

The Highcharts JS charting library (versions 10.3.2 through 11.4.9, 12.6.2, and 13.1.1) is vulnerable to a Cross-Site Scripting (XSS) flaw. The library fails to apply allowed-scheme checks to the xlink:href attribute of SVG anchors, even though it applies them to href and src attributes. An attac...

PT-2026-128346

Highcharts JS is a JavaScript charting library based on SVG. From 10.3.2 until 11.4.9, 12.6.2, and 13.1.1, Highcharts accepts an SVG anchor xlink:href attribute without applying the allowed-scheme check used for href and src. An attacker who controls a chart text option can preserve a javascript...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availabl...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

RHEL 8 : python-lxml (RHSA-2026:90326)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:90326 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

RHEL 7 : python-lxml (RHSA-2026:90327)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:90327 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

CLSA-2026-1792809858 python-lxml: Fix of CVE-2026-49825

CVE-2026-49825: add missing xlink:href to HTML link attributes so the Cleaner sanitizes it...

CLSA-2026-1792809744 python-lxml: Fix of CVE-2026-49825

CVE-2026-49825: add missing xlink:href to HTML link attributes so the Cleaner sanitizes it...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...