CVE-2026-9818

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EUVD-2026-32750

The Shariff Wrapper plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'headline' parameter in the shariff shortcode in all versions up to, and including, 4.6.20 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers,...

PT-2026-44369

Roundcube's HTML sanitization path for message rendering allows loopback, localhost, RFC1918, link-local, and ULA URLs even when remote content loading is disabled. A remote attacker can send an HTML email that causes the victim's browser to issue requests to local or private-network services...

Cross-site Scripting (XSS)

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 Cross-site Scripting XSS via HtmlSanitizer due to improper sanitization of URL attributes on object, applet, iframe, img and meta refresh. By...

GHSA-2QV6-9WX5-CWV4 LiquidJS's strip_html filter bypass via newline characters in HTML tags enables XSS

Summary The striphtml filter in liquidjs is intended to remove HTML tags from a string before rendering, and is widely used as an XSS sanitizer. The implementation uses a regex whose catch-all branch does not match line terminators, so any HTML tag containing a \n or \r character passes through...

UBUNTU-CVE-2026-48848

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets CSS injection via an SVG document that has an animate element with the attributeName attribute...

CVE-2026-48848

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets CSS injection via an SVG document that has an animate element with the attributeName attribute...

CVE-2026-48848

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets CSS injection via an SVG document that has an animate element with the attributeName attribute...

EUVD-2026-31727

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets CSS injection via an SVG document that has an animate element with the attributeName attribute...

CVE-2026-41552

PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Path Traversal due to lack of HTML sanitization. An unauthenticated user could craft the html payload which could include local files from the server and display them in the generated PDF. This issue was fixed in PDF...

CVE-2026-41552 Path Traversal in PDF Export Module

PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Path Traversal due to lack of HTML sanitization. An unauthenticated user could craft the html payload which could include local files from the server and display them in the generated PDF. This issue was fixed in PDF...

EUVD-2026-30539

Diagram's export module is vulnerable to Path Traversal in src attribute due to lack of HTML sanitization. An unauthenticated user could craft the html payload which could include local files from the server and display them in the generated pdf. This issue was fixed in version 1.1.1...

CVE-2026-43939

YetAnotherForum.NET YAF.NET is a C ASP.NET forum. Prior to 4.0.5 and 3.2.12, the thread posting and reply feature accepts user-supplied content via a a post or reply that is stored server-side and later rendered back into the thread page without adequate HTML sanitization or contextual output...

EUVD-2026-29165

Open edX Platform enables the authoring and delivery of online learning at any scale. The HTML sanitizer cleanthreadhtmlbody used for discussion notification emails fails to remove tags from user-generated discussion post content. This content is rendered with Django's |safe template filter in...

CVE-2026-42857

Open edX Platform is affected by CVE-2026-42857 due to the HTML sanitizer in clean_thread_html_body() not removing tags from user-generated discussion content in email notifications. This allows enrolled students to inject arbitrary CSS into emails rendered with Django’s |safe template filter, e...

CVE-2026-42857 Open edX Platform: Stored CSS Injection in Email Notifications via Incomplete HTML Sanitization

Open edX Platform enables the authoring and delivery of online learning at any scale. The HTML sanitizer cleanthreadhtmlbody used for discussion notification emails fails to remove tags from user-generated discussion post content. This content is rendered with Django's |safe template filter in...

EUVD-2026-28831

Plunk is an open-source email platform built on top of AWS SES. Prior to version 0.9.0, a stored cross-site scripting XSS vulnerability exists in the campaign management feature, where the email body content created by authenticated project members is stored and later rendered in the admin...

Kyverno policy-reporter-ui has XSS via Stored Property Values in PropertyCard Component

Summary Vue 3's v-html directive is the framework-documented mechanism for injecting raw HTML, and it intentionally disables the auto-escaping that interpolation provides. The PropertyCard.vue component uses v-html for the else branch of the URL check, meaning any non-URL string value flows...

GHSA-F5P7-2C9Q-8896 phpMyFAQ has Stored XSS in FAQ Question/Answer via Encode-Decode Bypass of removeAttributes() Sanitization

Summary The FAQ creation and update endpoints in phpMyFAQ apply FILTERSANITIZESPECIALCHARS which HTML-encodes input, then immediately call htmlentitydecode which reverses the encoding, followed by Filter::removeAttributes which only strips HTML attributes — not tags. This allows , , , and tags to...

GHSA-9695-8FR9-HW5Q Grav Vulnerable to Publisher-Level Stored XSS via Unquoted Event Attributes

Summary A stored Cross-Site Scripting XSS vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss function when handling unquoted HTML event attributes. Details The detectXss function relies on a...