PT-2026-79772

Name of the Vulnerable Software and Affected Versions justhtml versions prior to 1.17.0 Description Security issues exist in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces like SVG or MathML, dangerous content such as HTML integration...

CVE-2026-6861: Off-by-one Error

A flaw was found in GNU Emacs. This vulnerability, a memory corruption issue, occurs when Emacs processes specially crafted SVG Scalable Vector Graphics CSS Cascading Style Sheets data. A local user could exploit this by convincing a victim to open a malicious SVG file, which may lead to a denial...

PT-2026-36663

Summary justhtml 1.17.0 fixes multiple security issues in sanitization, serialization, and programmatic DOM handling. Most of these issues affected advanced or custom configurations rather than the default safe path. Affected versions - justhtml , MathML , SVG / , and MathML text integration poin...

openSUSE 16 Security Update : roundcubemail (openSUSE-SU-2026:20586-1)

The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:20586-1 advisory. Changes in roundcubemail: - update to 1.6.15 This is a security update to the stable version 1.6 of Roundcube Webmail. It provides fixes to some...

CVE-2026-40301

DOMSanitizer is a DOM/SVG/MathML Sanitizer for PHP 7.3+. Prior to version 1.0.10, DOMSanitizer::sanitize allows...

CVE-2026-40487

Postiz is an AI social media scheduling tool. Prior to version 2.21.6, a file upload validation bypass allows any authenticated user to upload arbitrary HTML, SVG, or other executable file types to the server by spoofing the Content-Type header. The uploaded files are then served by nginx with a...

SUSE-SU-2026:1497-1 Security update for ImageMagick

This update for ImageMagick fixes the following issues: - CVE-2026-24484: denial of service via multi-layer nested MVG to SVG conversion bsc1258790. - CVE-2026-28493: integer overflow in the SIXEL decoder leads to out-of-bounds write bsc1259446. - CVE-2026-28494: missing bounds checks in the...

CVE-2026-40262

Note Mark is an open-source note-taking application. In versions 0.19.1 and prior, the asset delivery handler serves uploaded files inline and relies on magic-byte detection for content type, which does not identify text-based formats such as HTML, SVG, or XHTML. These files are served with an...

CVE-2026-40487

Postiz is an AI social media scheduling tool. Prior to version 2.21.6, a file upload validation bypass allows any authenticated user to upload arbitrary HTML, SVG, or other executable file types to the server by spoofing the Content-Type header. The uploaded files are then served by nginx with a...

CVE-2026-40487

Postiz is an AI social media scheduling tool. Prior to version 2.21.6, a file upload validation bypass allows any authenticated user to upload arbitrary HTML, SVG, or other executable file types to the server by spoofing the Content-Type header. The uploaded files are then served by nginx with a...

CVE-2026-40487

Postiz is an AI social media scheduling tool. Before version 2.21.6, a file upload validation bypass lets any authenticated user upload HTML/SVG or other executable types by spoofing Content-Type, after which nginx serves them with a Content-Type derived from the original extension (text/html, im...

CVE-2026-40321

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to version 10.2.2, a user could upload a specially crafted SVG file that could include scripts that can target both authenticated and unauthenticated DNN users. The impact is increased ...

CVE-2026-40301

DOMSanitizer is a DOM/SVG/MathML Sanitizer for PHP 7.3+. Prior to version 1.0.10, DOMSanitizer::sanitize allows elements in SVG content but never inspects their text content. CSS url references and @import rules pass through unfiltered, causing the browser to issue HTTP requests to...

CVE-2026-40321 DotNetNuke.Core has stored cross-site-scripting (XSS) via SVG upload

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to version 10.2.2, a user could upload a specially crafted SVG file that could include scripts that can target both authenticated and unauthenticated DNN users. The impact is increased ...

CVE-2026-40321 DotNetNuke.Core has stored cross-site-scripting (XSS) via SVG upload

DNN formerly DotNetNuke is an open-source web content management platform CMS in the Microsoft ecosystem. Prior to version 10.2.2, a user could upload a specially crafted SVG file that could include scripts that can target both authenticated and unauthenticated DNN users. The impact is increased ...

CVE-2026-40301 rhukster/dom-sanitizer: SVG <style> tag allows CSS injection via unfiltered url() and @import directives

DOMSanitizer is a DOM/SVG/MathML Sanitizer for PHP 7.3+. Prior to version 1.0.10, DOMSanitizer::sanitize allows elements in SVG content but never inspects their text content. CSS url references and @import rules pass through unfiltered, causing the browser to issue HTTP requests to...

CVE-2026-40301 rhukster/dom-sanitizer: SVG <style> tag allows CSS injection via unfiltered url() and @import directives

DOMSanitizer is a DOM/SVG/MathML Sanitizer for PHP 7.3+. Prior to version 1.0.10, DOMSanitizer::sanitize allows elements in SVG content but never inspects their text content. CSS url references and @import rules pass through unfiltered, causing the browser to issue HTTP requests to...

CVE-2026-40301

Summary of CVE-2026-40301 : The PHP library rhukster/dom-sanitizer (and related advisories) contains a flaw prior to version 1.0.10 where DOMSanitizer::sanitize() does not inspect the text content of elements inside SVG. As a result, CSS rules using url() and @import can reference attacker-contr...

OPENSUSE-SU-2026:20586-1 Security update for roundcubemail

This update for roundcubemail fixes the following issues: Changes in roundcubemail: - update to 1.6.15 This is a security update to the stable version 1.6 of Roundcube Webmail. It provides fixes to some regressions introduced in the previous release as well a recently reported security...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the asset delivery process. An attacker can execute arbitrary JavaScript in the context of another user's session by uploading a crafted HTML or SVG file as an asset, which is then rendered by a victim's...