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fix: update signature parsing logic to handle values with equal signs in them, closes #12538

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This commit is contained in:
Julian Lam
2024-04-28 23:25:46 -04:00
parent 4d777552d8
commit 596a5e4ba2
1 changed files with 4 additions and 1 deletions
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5
src/middleware/activitypub.js
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@@ -76,7 +76,10 @@ middleware.validate = async function (req, res, next) {
await activitypub.actors.assert(actor);
const compare = await db.getObjectField(`userRemote:${actor}:keys`, 'id');
const { signature } = req.headers;
const keyId = new Map(signature.split(',').filter(Boolean).map(v => v.split('='))).get('keyId');
const keyId = new Map(signature.split(',').filter(Boolean).map((v) => {
const index = v.indexOf('=');
return [v.substring(0, index), v.slice(index + 1)];
})).get('keyId');
if (`"${compare}"` !== keyId) {
winston.verbose('[middleware/activitypub] Key ownership cross-check failed.');
return res.sendStatus(403);