Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS incomplete validation of URI schemes in attributes such as action, formaction, data, poster, and background. An attacker can execute arbitrary scripts in the context of the user’s browser by injecting a crafted...

Cross-site Scripting (XSS)

Overview sanitize-html is a library that allows you to clean up user-submitted HTML, preserving whitelisted elements and whitelisted attributes on a per-element basis Affected versions of this package are vulnerable to Cross-site Scripting XSS incomplete validation of URI schemes in attributes su...

CVE-2026-45011

ApostropheCMS is an open-source Node.js content management system. Version 4.29.0 has a stored cross-site scripting vulnerability in the image widget functionality. A user with the Editor role can configure an image widget link to use a javascript: URL payload. Because editors have permission to...

CVE-2026-53608

ApostropheCMS is an open-source Node.js content management system. Versions up to and including 1.4.2 of the "@apostrophecms/seo" package injects the Google Analytics Tracking ID "seoGoogleTrackingId" and Google Tag Manager ID "seoGoogleTagManager" directly into "" tag bodies using JavaScript...

CVE-2026-53606 sanitize-html has an incomplete URI scheme validation that allows javascript: URIs through action, formaction, data, poster, and background attributes

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Versions of sanitize-html prior to 2.17.5 use allowedSchemesAppliedToAttributes default: 'href', 'src', 'cite' to gate the naughtyHref function that blocks...

CVE-2026-53606

A CVE-2026-53606 entry concerns ApostropheCMS (Node.js) and its dependency sanitize-html. The issue arises in sanitize-html versions prior to 2.17.5, where allowedSchemesAppliedToAttributes (default: ['href','src','cite']) do not cover all URI-bearing attributes (e.g., action, formaction, data, p...

CVE-2026-53606

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Versions of sanitize-html prior to 2.17.5 use "allowedSchemesAppliedToAttributes" default: "'href', 'src', 'cite'" to gate the "naughtyHref" function that blocks...

CVE-2026-53606 sanitize-html has an incomplete URI scheme validation that allows javascript: URIs through action, formaction, data, poster, and background attributes

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Versions of sanitize-html prior to 2.17.5 use allowedSchemesAppliedToAttributes default: 'href', 'src', 'cite' to gate the naughtyHref function that blocks...

CVE-2026-53606 sanitize-html has an incomplete URI scheme validation that allows javascript: URIs through action, formaction, data, poster, and background attributes

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Versions of sanitize-html prior to 2.17.5 use allowedSchemesAppliedToAttributes default: 'href', 'src', 'cite' to gate the naughtyHref function that blocks...

CVE-2026-53606

ApostropheCMS is an open-source Node.js content management system, and sanitize-html provides a simple HTML sanitizer with a clear API. Versions of sanitize-html prior to 2.17.5 use allowedSchemesAppliedToAttributes default: 'href', 'src', 'cite' to gate the naughtyHref function that blocks...

CVE-2026-45011

ApostropheCMS is an open-source Node.js content management system. Version 4.29.0 has a stored cross-site scripting vulnerability in the image widget functionality. A user with the Editor role can configure an image widget link to use a javascript: URL payload. Because editors have permission to...

CVE-2026-45011 Apostrophe has stored XSS via javascript: URL in Image Widget Link

ApostropheCMS is an open-source Node.js content management system. Version 4.29.0 has a stored cross-site scripting vulnerability in the image widget functionality. A user with the Editor role can configure an image widget link to use a javascript: URL payload. Because editors have permission to...

CVE-2026-45011

CVE-2026-45011 affects ApostropheCMS 4.29.0, where a stored XSS can be injected via a javascript: URL in an image widget link. A user with Editor rights can publish the widget, enabling arbitrary JavaScript execution when a viewer clicks the link. Public patch status: at time of publication there...

CVE-2026-45011 Apostrophe has stored XSS via javascript: URL in Image Widget Link

ApostropheCMS is an open-source Node.js content management system. Version 4.29.0 has a stored cross-site scripting vulnerability in the image widget functionality. A user with the Editor role can configure an image widget link to use a javascript: URL payload. Because editors have permission to...

CVE-2026-45011 Apostrophe has stored XSS via javascript: URL in Image Widget Link

ApostropheCMS is an open-source Node.js content management system. Version 4.29.0 has a stored cross-site scripting vulnerability in the image widget functionality. A user with the Editor role can configure an image widget link to use a javascript: URL payload. Because editors have permission to...

EUVD-2026-36567

ApostropheCMS is an open-source Node.js content management system. Version 4.29.0 has a stored cross-site scripting vulnerability in the image widget functionality. A user with the Editor role can configure an image widget link to use a javascript: URL payload. Because editors have permission to...

CVE-2026-54395 MISP UiBeta event index reflected XSS in advanced filter popup

MISP contains a reflected cross-site scripting vulnerability in the UiBeta event index view. The urlparams value is inserted into an inline JavaScript handler using HTML escaping inside a single-quoted JavaScript string. Because browsers HTML-decode attribute values before JavaScript parsing, a...

EUVD-2026-36564

MISP contains a reflected cross-site scripting vulnerability in the UiBeta event index view. The urlparams value is inserted into an inline JavaScript handler using HTML escaping inside a single-quoted JavaScript string. Because browsers HTML-decode attribute values before JavaScript parsing, a...

CVE-2026-54395 MISP UiBeta event index reflected XSS in advanced filter popup

MISP contains a reflected cross-site scripting vulnerability in the UiBeta event index view. The urlparams value is inserted into an inline JavaScript handler using HTML escaping inside a single-quoted JavaScript string. Because browsers HTML-decode attribute values before JavaScript parsing, a...

CVE-2026-54395

MISP contains a reflected cross-site scripting vulnerability in the UiBeta event index view. The urlparams value is inserted into an inline JavaScript handler using HTML escaping inside a single-quoted JavaScript string. Because browsers HTML-decode attribute values before JavaScript parsing, a...