Cross-site Scripting (XSS)

Overview @marko/runtime-tags is an Optimized runtime for Marko templates. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the handling of interpolated values within or tags due to improper case-insensitive detection of closing tags. An attacker can execute arbitrar...

CVE-2026-6019 BaseCookie.js_output() does not neutralize embedded characters

http.cookies.Morsel.jsoutput returns an inline snippet and only escapes " for JavaScript string context. It does not neutralize the HTML parser-sensitive sequence inside the generated script element. Mitigation base64-encodes the cookie value to disallow escaping using cookie value...

CVE-2026-6019

http.cookies.Morsel.jsoutput returns an inline snippet and only escapes " for JavaScript string context. It does not neutralize the HTML parser-sensitive sequence inside the generated script element. Mitigation base64-encodes the cookie value to disallow escaping using cookie value...

PT-2026-34608

Name of the Vulnerable Software and Affected Versions Marko affected versions not specified Description When dynamic text is interpolated into or tags, the runtime fails to prevent tag breakout if the closing tag uses non-lowercase casing. This occurs because the system uses case-sensitive regula...

PT-2026-34549

Name of the Vulnerable Software and Affected Versions Python affected versions not specified Description The js output function in http.cookies.Morsel returns an inline snippet that only escapes double quotes for JavaScript string context. It fails to neutralize the HTML parser-sensitive sequence...

Cross-site Scripting (XSS)

Overview astro is an Astro is a modern site builder with web best practices, performance, and DX front-of-mind. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the defineScriptVars function due to incomplete sanitization of closing tags within injected variables. A...

GHSA-J687-52P2-XCFF Astro: XSS in define:vars via incomplete </script> tag sanitization

Summary The defineScriptVars function in Astro's server-side rendering pipeline uses a case-sensitive regex //g to sanitize values injected into inline tags via the define:vars directive. HTML parsers close elements case-insensitively and also accept whitespace or / before the closing , allowing ...

PT-2026-34233

Summary The defineScriptVars function in Astro's server-side rendering pipeline uses a case-sensitive regex //g to sanitize values injected into inline tags via the define:vars directive. HTML parsers close elements case-insensitively and also accept whitespace or / before the closing , allowing ...

CVE-2026-34718

CVE-2026-34718 affects Zammad, a web-based open source helpdesk system. The vulnerability stems from improper sanitization in the HTML sanitizer for ticket articles, which failed to neutralize certain data URI schemes, allowing malicious content to be stored in the database. The issue is mitigate...

CVE-2026-34718 Zammad improperly neutralizes of script-related HTML tags in ticket articles

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the HTML sanitizer for ticket articles was missing proper sanitization of data: ... URI schemes, resulting in storing such malicious content in the database of the Zammad instance. The Zammad GUI is...

EUVD-2026-20276

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in kutethemes DukaMarket dukamarket allows Code Injection.This issue affects DukaMarket: from n/a through = 1.3.0...

CVE-2026-39628

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in kutethemes DukaMarket dukamarket allows Code Injection.This issue affects DukaMarket: from n/a through = 1.3.0...

CVE-2026-39629

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in kutethemes Uminex uminex allows Code Injection.This issue affects Uminex: from n/a through = 1.0.9...

CVE-2026-39628 WordPress DukaMarket theme <= 1.3.0 - Arbitrary Shortcode Execution vulnerability

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in kutethemes DukaMarket dukamarket allows Code Injection.This issue affects DukaMarket: from n/a through = 1.3.0...

WordPress plugin Uminex 安全漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application extension. The...

WordPress plugin Armania 安全漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application that can be install...

CVE-2026-28132

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in villatheme WooCommerce Photo Reviews woocommerce-photo-reviews allows Code Injection.This issue affects WooCommerce Photo Reviews: from n/a through = 1.4.4...

PT-2026-22134

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in villatheme WooCommerce Photo Reviews woocommerce-photo-reviews allows Code Injection.This issue affects WooCommerce Photo Reviews: from n/a through = 1.4.4...

CVE-2026-1721

Summary A Reflected Cross-Site Scripting XSS vulnerability was discovered in the AI Playground's OAuth callback handler. The errordescription query parameter was directly interpolated into an HTML script tag without proper escaping, allowing attackers to execute arbitrary JavaScript in the contex...

Cloudflare Agents has a Reflected Cross-Site Scripting (XSS) vulnerability in AI Playground site

Summary A Reflected Cross-Site Scripting XSS vulnerability was discovered in the AI Playground's OAuth callback handler. The errordescription query parameter was directly interpolated into an HTML script tag without proper escaping, allowing attackers to execute arbitrary JavaScript in the contex...