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Bugfix: MIME parser RegExp didn't escape boundary which caused issues

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the-djmaze 2024-02-26 17:36:55 +01:00
parent 50569e1854
commit 7bc302c665
2 changed files with 8 additions and 1 deletions
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2
dev/Mime/Parser.js
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@ -175,7 +175,7 @@ export function ParseMime(text)
let boundary = headers['content-type']?.params.boundary;
if (boundary) {
part.boundary = boundary;
let regex = new RegExp('(?:^|\r?\n)--' + boundary + '(?:--)?(?:\r?\n|$)', 'g'),
let regex = new RegExp('(?:^|\r?\n)--' + RegExp.escape(boundary) + '(?:--)?(?:\r?\n|$)', 'g'),
body = mimePart.slice(head.length),
bodies = body.split(regex),
pos = part.bodyStart;

7
dev/prototype.js vendored
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@ -44,6 +44,13 @@
return template.content.firstChild;
};
/**
* https://github.com/tc39/proposal-regex-escaping
*/
if (!RegExp.escape){
RegExp.escape = s => String(s).replace(/[\\^$*+?.()|[\]{}]/g, '\\$&');
}
/**
* Every time the function is executed,
* it will delay the execution with the given amount of milliseconds.