diff --git a/CHANGELOG.md b/CHANGELOG.md
index f874fd2..489638c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 The release notes tracked in this document are also made available on the [releases page](https://github.com/medialize/URI.js/releases)
 
+### 1.19.8 (February 15th 2022) ###
+
+* **SECURITY** fixing [`URI.parse()`](http://medialize.github.io/URI.js/docs.html#static-parse) treat scheme case-insenstivie when handling excessive slackes and backslashes - [PR #412](https://github.com/medialize/URI.js/pull/412) by [r0hanSH](https://github.com/r0hanSH)
+
 ### 1.19.7 (July 14th 2021) ###
 
 * **SECURITY** fixing [`URI.parseQuery()`](http://medialize.github.io/URI.js/docs.html#static-parseQuery) to prevent overwriting `__proto__` in parseQuery() - disclosed privately by @NewEraCracker
diff --git a/bower.json b/bower.json
index 11e1127..a1f3a54 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "urijs",
-  "version": "1.19.7",
+  "version": "1.19.8",
   "main": "src/URI.js",
   "ignore": [
     ".*",
diff --git a/build.js b/build.js
index 5c73005..e731306 100644
--- a/build.js
+++ b/build.js
@@ -29,7 +29,7 @@ function build(files) {
             output_format: "text",
             output_info: "compiled_code"
         }, function(data) {
-            var code = "/*! URI.js v1.19.7 http://medialize.github.io/URI.js/ */\n/* build contains: " + files.join(', ') + " */\n" + data;
+            var code = "/*! URI.js v1.19.8 http://medialize.github.io/URI.js/ */\n/* build contains: " + files.join(', ') + " */\n" + data;
             $progress.hide();
             $out.val(code).parent().show();
             $out.prev().find('a').remove();
diff --git a/package.json b/package.json
index ecfb135..3ac07e2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "urijs",
-  "version": "1.19.7",
+  "version": "1.19.8",
   "title": "URI.js - Mutating URLs",
   "author": {
     "name": "Rodney Rehm",
diff --git a/src/IPv6.js b/src/IPv6.js
index 8fb74cf..0c5730c 100644
--- a/src/IPv6.js
+++ b/src/IPv6.js
@@ -2,7 +2,7 @@
  * URI.js - Mutating URLs
  * IPv6 Support
  *
- * Version: 1.19.7
+ * Version: 1.19.8
  *
  * Author: Rodney Rehm
  * Web: http://medialize.github.io/URI.js/
diff --git a/src/SecondLevelDomains.js b/src/SecondLevelDomains.js
index 5a07abe..0830722 100644
--- a/src/SecondLevelDomains.js
+++ b/src/SecondLevelDomains.js
@@ -2,7 +2,7 @@
  * URI.js - Mutating URLs
  * Second Level Domain (SLD) Support
  *
- * Version: 1.19.7
+ * Version: 1.19.8
  *
  * Author: Rodney Rehm
  * Web: http://medialize.github.io/URI.js/
diff --git a/src/URI.js b/src/URI.js
index 6505698..b634e8b 100644
--- a/src/URI.js
+++ b/src/URI.js
@@ -1,7 +1,7 @@
 /*!
  * URI.js - Mutating URLs
  *
- * Version: 1.19.7
+ * Version: 1.19.8
  *
  * Author: Rodney Rehm
  * Web: http://medialize.github.io/URI.js/
@@ -81,7 +81,7 @@
     return /^[0-9]+$/.test(value);
   }
 
-  URI.version = '1.19.7';
+  URI.version = '1.19.8';
 
   var p = URI.prototype;
   var hasOwn = Object.prototype.hasOwnProperty;
@@ -513,7 +513,7 @@
     }
 
     // slashes and backslashes have lost all meaning for the web protocols (https, http, wss, ws)
-    string = string.replace(/^(https?|ftp|wss?)?:[/\\]*/, '$1://');
+    string = string.replace(/^(https?|ftp|wss?)?:[/\\]*/i, '$1://');
 
     // extract protocol
     if (string.substring(0, 2) === '//') {
diff --git a/src/URI.min.js b/src/URI.min.js
index 4a63660..aa75dbe 100644
--- a/src/URI.min.js
+++ b/src/URI.min.js
@@ -1,4 +1,4 @@
-/*! URI.js v1.19.7 http://medialize.github.io/URI.js/ */
+/*! URI.js v1.19.8 http://medialize.github.io/URI.js/ */
 /* build contains: IPv6.js, punycode.js, SecondLevelDomains.js, URI.js, URITemplate.js */
 (function(r,x){"object"===typeof module&&module.exports?module.exports=x():"function"===typeof define&&define.amd?define(x):r.IPv6=x(r)})(this,function(r){var x=r&&r.IPv6;return{best:function(k){k=k.toLowerCase().split(":");var m=k.length,d=8;""===k[0]&&""===k[1]&&""===k[2]?(k.shift(),k.shift()):""===k[0]&&""===k[1]?k.shift():""===k[m-1]&&""===k[m-2]&&k.pop();m=k.length;-1!==k[m-1].indexOf(".")&&(d=7);var q;for(q=0;q<m&&""!==k[q];q++);if(q<d)for(k.splice(q,1,"0000");k.length<d;)k.splice(q,0,"0000");
 for(q=0;q<d;q++){m=k[q].split("");for(var E=0;3>E;E++)if("0"===m[0]&&1<m.length)m.splice(0,1);else break;k[q]=m.join("")}m=-1;var A=E=0,h=-1,p=!1;for(q=0;q<d;q++)p?"0"===k[q]?A+=1:(p=!1,A>E&&(m=h,E=A)):"0"===k[q]&&(p=!0,h=q,A=1);A>E&&(m=h,E=A);1<E&&k.splice(m,E,"");m=k.length;d="";""===k[0]&&(d=":");for(q=0;q<m;q++){d+=k[q];if(q===m-1)break;d+=":"}""===k[m-1]&&(d+=":");return d},noConflict:function(){r.IPv6===this&&(r.IPv6=x);return this}}});
@@ -26,7 +26,7 @@ if(0>=q||q>=d-1)return null;var E=k.list[m.slice(d+1)];return!E||0>E.indexOf(" "
 (function(r,x){"object"===typeof module&&module.exports?module.exports=x(require("./punycode"),require("./IPv6"),require("./SecondLevelDomains")):"function"===typeof define&&define.amd?define(["./punycode","./IPv6","./SecondLevelDomains"],x):r.URI=x(r.punycode,r.IPv6,r.SecondLevelDomains,r)})(this,function(r,x,k,m){function d(a,b){var c=1<=arguments.length,e=2<=arguments.length;if(!(this instanceof d))return c?e?new d(a,b):new d(a):new d;if(void 0===a){if(c)throw new TypeError("undefined is not a valid argument for URI");
 a="undefined"!==typeof location?location.href+"":""}if(null===a&&c)throw new TypeError("null is not a valid argument for URI");this.href(a);return void 0!==b?this.absoluteTo(b):this}function q(a){return a.replace(/([.*+?^=!:${}()|[\]\/\\])/g,"\\$1")}function E(a){return void 0===a?"Undefined":String(Object.prototype.toString.call(a)).slice(8,-1)}function A(a){return"Array"===E(a)}function h(a,b){var c={},e;if("RegExp"===E(b))c=null;else if(A(b)){var f=0;for(e=b.length;f<e;f++)c[b[f]]=!0}else c[b]=
 !0;f=0;for(e=a.length;f<e;f++)if(c&&void 0!==c[a[f]]||!c&&b.test(a[f]))a.splice(f,1),e--,f--;return a}function p(a,b){var c;if(A(b)){var e=0;for(c=b.length;e<c;e++)if(!p(a,b[e]))return!1;return!0}var f=E(b);e=0;for(c=a.length;e<c;e++)if("RegExp"===f){if("string"===typeof a[e]&&a[e].match(b))return!0}else if(a[e]===b)return!0;return!1}function D(a,b){if(!A(a)||!A(b)||a.length!==b.length)return!1;a.sort();b.sort();for(var c=0,e=a.length;c<e;c++)if(a[c]!==b[c])return!1;return!0}function u(a){return a.replace(/^\/+|\/+$/g,
-"")}function K(a){return escape(a)}function F(a){return encodeURIComponent(a).replace(/[!'()*]/g,K).replace(/\*/g,"%2A")}function w(a){return function(b,c){if(void 0===b)return this._parts[a]||"";this._parts[a]=b||null;this.build(!c);return this}}function H(a,b){return function(c,e){if(void 0===c)return this._parts[a]||"";null!==c&&(c+="",c.charAt(0)===b&&(c=c.substring(1)));this._parts[a]=c;this.build(!e);return this}}var v=m&&m.URI;d.version="1.19.7";var g=d.prototype,B=Object.prototype.hasOwnProperty;
+"")}function K(a){return escape(a)}function F(a){return encodeURIComponent(a).replace(/[!'()*]/g,K).replace(/\*/g,"%2A")}function w(a){return function(b,c){if(void 0===b)return this._parts[a]||"";this._parts[a]=b||null;this.build(!c);return this}}function H(a,b){return function(c,e){if(void 0===c)return this._parts[a]||"";null!==c&&(c+="",c.charAt(0)===b&&(c=c.substring(1)));this._parts[a]=c;this.build(!e);return this}}var v=m&&m.URI;d.version="1.19.8";var g=d.prototype,B=Object.prototype.hasOwnProperty;
 d._parts=function(){return{protocol:null,username:null,password:null,hostname:null,urn:null,port:null,path:null,query:null,fragment:null,preventInvalidHostname:d.preventInvalidHostname,duplicateQueryParameters:d.duplicateQueryParameters,escapeQuerySpace:d.escapeQuerySpace}};d.preventInvalidHostname=!1;d.duplicateQueryParameters=!1;d.escapeQuerySpace=!0;d.protocol_expression=/^[a-z][a-z0-9.+-]*$/i;d.idn_expression=/[^a-z0-9\._-]/i;d.punycode_expression=/(xn--)/i;d.ip4_expression=/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;
 d.ip6_expression=/^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$/;
 d.find_uri_expression=/\b((?:[a-z][\w-]+:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?\u00ab\u00bb\u201c\u201d\u2018\u2019]))/ig;d.findUri={start:/\b(?:([a-z][a-z0-9.+-]*:\/\/)|www\.)/gi,end:/[\s\r\n]|$/,trim:/[`!()\[\]{};:'".,<>?\u00ab\u00bb\u201c\u201d\u201e\u2018\u2019]+$/,parens:/(\([^\)]*\)|\[[^\]]*\]|\{[^}]*\}|<[^>]*>)/g};d.defaultPorts={http:"80",https:"443",ftp:"21",
@@ -35,7 +35,7 @@ function(){d.encode=escape;d.decode=unescape};d.unicode=function(){d.encode=F;d.
 "%21":"!","%24":"$","%26":"&","%27":"'","%28":"(","%29":")","%2A":"*","%2B":"+","%2C":",","%3B":";","%3D":"="}}},urnpath:{encode:{expression:/%(21|24|27|28|29|2A|2B|2C|3B|3D|40)/ig,map:{"%21":"!","%24":"$","%27":"'","%28":"(","%29":")","%2A":"*","%2B":"+","%2C":",","%3B":";","%3D":"=","%40":"@"}},decode:{expression:/[\/\?#:]/g,map:{"/":"%2F","?":"%3F","#":"%23",":":"%3A"}}}};d.encodeQuery=function(a,b){var c=d.encode(a+"");void 0===b&&(b=d.escapeQuerySpace);return b?c.replace(/%20/g,"+"):c};d.decodeQuery=
 function(a,b){a+="";void 0===b&&(b=d.escapeQuerySpace);try{return d.decode(b?a.replace(/\+/g,"%20"):a)}catch(c){return a}};var G={encode:"encode",decode:"decode"},l,t=function(a,b){return function(c){try{return d[b](c+"").replace(d.characters[a][b].expression,function(e){return d.characters[a][b].map[e]})}catch(e){return c}}};for(l in G)d[l+"PathSegment"]=t("pathname",G[l]),d[l+"UrnPathSegment"]=t("urnpath",G[l]);G=function(a,b,c){return function(e){var f=c?function(I){return d[b](d[c](I))}:d[b];
 e=(e+"").split(a);for(var n=0,z=e.length;n<z;n++)e[n]=f(e[n]);return e.join(a)}};d.decodePath=G("/","decodePathSegment");d.decodeUrnPath=G(":","decodeUrnPathSegment");d.recodePath=G("/","encodePathSegment","decode");d.recodeUrnPath=G(":","encodeUrnPathSegment","decode");d.encodeReserved=t("reserved","encode");d.parse=function(a,b){b||(b={preventInvalidHostname:d.preventInvalidHostname});var c=a.indexOf("#");-1<c&&(b.fragment=a.substring(c+1)||null,a=a.substring(0,c));c=a.indexOf("?");-1<c&&(b.query=
-a.substring(c+1)||null,a=a.substring(0,c));a=a.replace(/^(https?|ftp|wss?)?:[/\\]*/,"$1://");"//"===a.substring(0,2)?(b.protocol=null,a=a.substring(2),a=d.parseAuthority(a,b)):(c=a.indexOf(":"),-1<c&&(b.protocol=a.substring(0,c)||null,b.protocol&&!b.protocol.match(d.protocol_expression)?b.protocol=void 0:"//"===a.substring(c+1,c+3).replace(/\\/g,"/")?(a=a.substring(c+3),a=d.parseAuthority(a,b)):(a=a.substring(c+1),b.urn=!0)));b.path=a;return b};d.parseHost=function(a,b){a||(a="");a=a.replace(/\\/g,
+a.substring(c+1)||null,a=a.substring(0,c));a=a.replace(/^(https?|ftp|wss?)?:[/\\]*/i,"$1://");"//"===a.substring(0,2)?(b.protocol=null,a=a.substring(2),a=d.parseAuthority(a,b)):(c=a.indexOf(":"),-1<c&&(b.protocol=a.substring(0,c)||null,b.protocol&&!b.protocol.match(d.protocol_expression)?b.protocol=void 0:"//"===a.substring(c+1,c+3).replace(/\\/g,"/")?(a=a.substring(c+3),a=d.parseAuthority(a,b)):(a=a.substring(c+1),b.urn=!0)));b.path=a;return b};d.parseHost=function(a,b){a||(a="");a=a.replace(/\\/g,
 "/");var c=a.indexOf("/");-1===c&&(c=a.length);if("["===a.charAt(0)){var e=a.indexOf("]");b.hostname=a.substring(1,e)||null;b.port=a.substring(e+2,c)||null;"/"===b.port&&(b.port=null)}else{var f=a.indexOf(":");e=a.indexOf("/");f=a.indexOf(":",f+1);-1!==f&&(-1===e||f<e)?(b.hostname=a.substring(0,c)||null,b.port=null):(e=a.substring(0,c).split(":"),b.hostname=e[0]||null,b.port=e[1]||null)}b.hostname&&"/"!==a.substring(c).charAt(0)&&(c++,a="/"+a);b.preventInvalidHostname&&d.ensureValidHostname(b.hostname,
 b.protocol);b.port&&d.ensureValidPort(b.port);return a.substring(c)||"/"};d.parseAuthority=function(a,b){a=d.parseUserinfo(a,b);return d.parseHost(a,b)};d.parseUserinfo=function(a,b){var c=a;-1!==a.indexOf("\\")&&(a=a.replace(/\\/g,"/"));var e=a.indexOf("/"),f=a.lastIndexOf("@",-1<e?e:a.length-1);-1<f&&(-1===e||f<e)?(e=a.substring(0,f).split(":"),b.username=e[0]?d.decode(e[0]):null,e.shift(),b.password=e[0]?d.decode(e.join(":")):null,a=c.substring(f+1)):(b.username=null,b.password=null);return a};
 d.parseQuery=function(a,b){if(!a)return{};a=a.replace(/&+/g,"&").replace(/^\?*&*|&+$/g,"");if(!a)return{};for(var c={},e=a.split("&"),f=e.length,n,z,I=0;I<f;I++)if(n=e[I].split("="),z=d.decodeQuery(n.shift(),b),n=n.length?d.decodeQuery(n.join("="),b):null,"__proto__"!==z)if(B.call(c,z)){if("string"===typeof c[z]||null===c[z])c[z]=[c[z]];c[z].push(n)}else c[z]=n;return c};d.build=function(a){var b="",c=!1;a.protocol&&(b+=a.protocol+":");a.urn||!b&&!a.hostname||(b+="//",c=!0);b+=d.buildAuthority(a)||
diff --git a/src/URITemplate.js b/src/URITemplate.js
index 04a3c7c..6d1f61b 100644
--- a/src/URITemplate.js
+++ b/src/URITemplate.js
@@ -2,7 +2,7 @@
  * URI.js - Mutating URLs
  * URI Template Support - http://tools.ietf.org/html/rfc6570
  *
- * Version: 1.19.7
+ * Version: 1.19.8
  *
  * Author: Rodney Rehm
  * Web: http://medialize.github.io/URI.js/
diff --git a/src/jquery.URI.js b/src/jquery.URI.js
index 513051e..3daca63 100644
--- a/src/jquery.URI.js
+++ b/src/jquery.URI.js
@@ -2,7 +2,7 @@
  * URI.js - Mutating URLs
  * jQuery Plugin
  *
- * Version: 1.19.7
+ * Version: 1.19.8
  *
  * Author: Rodney Rehm
  * Web: http://medialize.github.io/URI.js/jquery-uri-plugin.html
diff --git a/src/jquery.URI.min.js b/src/jquery.URI.min.js
index 12ee5a0..1023065 100644
--- a/src/jquery.URI.min.js
+++ b/src/jquery.URI.min.js
@@ -1,4 +1,4 @@
-/*! URI.js v1.19.7 http://medialize.github.io/URI.js/ */
+/*! URI.js v1.19.8 http://medialize.github.io/URI.js/ */
 /* build contains: jquery.URI.js */
 (function(d,e){"object"===typeof module&&module.exports?module.exports=e(require("jquery"),require("./URI")):"function"===typeof define&&define.amd?define(["jquery","./URI"],e):e(d.jQuery,d.URI)})(this,function(d,e){function k(a){return a.replace(/([.*+?^=!:${}()|[\]\/\\])/g,"\\$1")}function l(a){var b=a.nodeName.toLowerCase();if("input"!==b||"image"===a.type)return e.domAttributes[b]}function p(a){return{get:function(b){return d(b).uri()[a]()},set:function(b,c){d(b).uri()[a](c);return c}}}function m(a,
 b){if(!l(a)||!b)return!1;var c=b.match(q);if(!c||!c[5]&&":"!==c[2]&&!h[c[2]])return!1;var g=d(a).uri();if(c[5])return g.is(c[5]);if(":"===c[2]){var f=c[1].toLowerCase()+":";return h[f]?h[f](g,c[4]):!1}f=c[1].toLowerCase();return n[f]?h[c[2]](g[f](),c[4],f):!1}var n={},h={"=":function(a,b){return a===b},"^=":function(a,b){return!!(a+"").match(new RegExp("^"+k(b),"i"))},"$=":function(a,b){return!!(a+"").match(new RegExp(k(b)+"$","i"))},"*=":function(a,b,c){"directory"===c&&(a+="/");return!!(a+"").match(new RegExp(k(b),
diff --git a/test/urls.js b/test/urls.js
index efb192f..839f0da 100644
--- a/test/urls.js
+++ b/test/urls.js
@@ -2327,6 +2327,55 @@ var urls = [{
         idn: false,
         punycode: false
       }
+    }, {
+      name: 'excessive slash protocol https case-insensitive',
+      url: 'hTTps://////attacker.com',
+      _url: 'hTTps://attacker.com/',
+      parts: {
+        protocol: 'hTTps',
+        username: null,
+        password: null,
+        hostname: 'attacker.com',
+        port: null,
+        path: '/',
+        query: null,
+        fragment: null
+      },
+      accessors: {
+        protocol: 'hTTps',
+        username: '',
+        password: '',
+        port: '',
+        path: '/',
+        query: '',
+        fragment: '',
+        resource: '/',
+        authority: 'attacker.com',
+        origin: 'hTTps://attacker.com',
+        userinfo: '',
+        subdomain: '',
+        domain: 'attacker.com',
+        tld: 'com',
+        directory: '/',
+        filename: '',
+        suffix: '',
+        hash: '',
+        search: '',
+        host: 'attacker.com',
+        hostname: 'attacker.com'
+      },
+      is: {
+        urn: false,
+        url: true,
+        relative: false,
+        name: true,
+        sld: false,
+        ip: false,
+        ip4: false,
+        ip6: false,
+        idn: false,
+        punycode: false
+      }
     }, {
       name: 'no slash protocol ftp',
       url: 'ftp:attacker.com',