1 files changed, 23 insertions, 29 deletions
diff --git a/vendor/twbs/bootstrap/js/dist/util/sanitizer.js b/vendor/twbs/bootstrap/js/dist/util/sanitizer.js
index af693f0ef..4d5adf5b5 100644
--- a/vendor/twbs/bootstrap/js/dist/util/sanitizer.js
+++ b/vendor/twbs/bootstrap/js/dist/util/sanitizer.js
@@ -1,5 +1,5 @@
 /*!
-  * Bootstrap sanitizer.js v5.3.0-alpha3 (https://getbootstrap.com/)
+  * Bootstrap sanitizer.js v5.3.0 (https://getbootstrap.com/)
   * Copyright 2011-2023 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
   */
@@ -16,34 +16,6 @@
    * --------------------------------------------------------------------------
    */
 
-  const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']);
-
-  /**
-   * A pattern that recognizes a commonly useful subset of URLs that are safe.
-   *
-   * Shout-out to Angular https://github.com/angular/angular/blob/12.2.x/packages/core/src/sanitization/url_sanitizer.ts
-   */
-  const SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file|sms):|[^#&/:?]*(?:[#/?]|$))/i;
-
-  /**
-   * A pattern that matches safe data URLs. Only matches image, video and audio types.
-   *
-   * Shout-out to Angular https://github.com/angular/angular/blob/12.2.x/packages/core/src/sanitization/url_sanitizer.ts
-   */
-  const DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[\d+/a-z]+=*$/i;
-  const allowedAttribute = (attribute, allowedAttributeList) => {
-    const attributeName = attribute.nodeName.toLowerCase();
-    if (allowedAttributeList.includes(attributeName)) {
-      if (uriAttributes.has(attributeName)) {
-        return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue) || DATA_URL_PATTERN.test(attribute.nodeValue));
-      }
-      return true;
-    }
-
-    // Check if a regular expression validates the attribute.
-    return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName));
-  };
-
   // js-docs-start allow-list
   const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i;
   const DefaultAllowlist = {
@@ -81,6 +53,28 @@
   };
   // js-docs-end allow-list
 
+  const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']);
+
+  /**
+   * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation
+   * contexts.
+   *
+   * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38
+   */
+  // eslint-disable-next-line unicorn/better-regex
+  const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i;
+  const allowedAttribute = (attribute, allowedAttributeList) => {
+    const attributeName = attribute.nodeName.toLowerCase();
+    if (allowedAttributeList.includes(attributeName)) {
+      if (uriAttributes.has(attributeName)) {
+        return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue));
+      }
+      return true;
+    }
+
+    // Check if a regular expression validates the attribute.
+    return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName));
+  };
   function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) {
     if (!unsafeHtml.length) {
       return unsafeHtml;