Limit size of properties to 2048 characters
It is unreasonable to expect that one of these fields would be longer than 2048 characters. Whilst some have definitely lower limits (such as for phone numbers or domain names), a upper bound as sanity check makes sense. Backport of https://github.com/nextcloud/server/pull/26433 Signed-off-by: Lukas Reschke <lukas@statuscode.ch>
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@ -93,6 +93,14 @@ class AccountManager implements IAccountManager {
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public function updateUser(IUser $user, $data) {
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$userData = $this->getUser($user);
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$updated = true;
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// set a max length
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foreach ($data as $propertyName => $propertyData) {
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if (isset($data[$propertyName]) && isset($data[$propertyName]['value']) && strlen($data[$propertyName]['value']) > 2048) {
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$data[$propertyName]['value'] = '';
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}
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}
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if (empty($userData)) {
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$this->insertNewUser($user, $data);
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} elseif ($userData !== $data) {
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