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block externally-hosted m3u files;

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pointless security risk; made GHSA-9q4r-x2hj-jmvr much worse
This commit is contained in:
ed 2025-07-27 22:59:16 +00:00
parent 895880aeb0
commit 2228f81f94
2 changed files with 14 additions and 0 deletions
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2
copyparty/web/browser.js
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@ -6046,6 +6046,7 @@ var showfile = (function () {
m = /[?&](k=[^&#]+)/.exec(url); m = /[?&](k=[^&#]+)/.exec(url);
url = url.split('?')[0] + (m ? '?' + m[1] : ''); url = url.split('?')[0] + (m ? '?' + m[1] : '');
assert_vp(url);
if (r.taildoc) if (r.taildoc)
return r.tail(url, no_push); return r.tail(url, no_push);
@ -7540,6 +7541,7 @@ function ev_load_m3u(e) {
return false; return false;
} }
function load_m3u(url) { function load_m3u(url) {
assert_vp(url);
var xhr = new XHR(); var xhr = new XHR();
xhr.open('GET', url, true); xhr.open('GET', url, true);
xhr.onload = render_m3u; xhr.onload = render_m3u;

12
copyparty/web/util.js
View file

@ -383,8 +383,10 @@ if (!String.prototype.format)
}); });
}; };
var have_URL = false;
try { try {
new URL('/a/', 'https://a.com/'); new URL('/a/', 'https://a.com/');
have_URL = true;
} }
catch (ex) { catch (ex) {
console.log('ie11 shim URL()'); console.log('ie11 shim URL()');
@ -732,6 +734,16 @@ function makeSortable(table, cb) {
} }
function assert_vp(path) {
if (path.indexOf('//') + 1)
throw 'nonlocal1: ' + path;
var o = window.location.origin;
if (have_URL && (new URL(path, o)).origin != o)
throw 'nonlocal2: ' + path;
}
function linksplit(rp, id) { function linksplit(rp, id) {
var ret = [], var ret = [],
apath = '/', apath = '/',