A vulnerability has been found in CESNET theme-cesnet up to 1.x on ownCloud and classified as problematic. Affected by this vulnerability is an unknown functionality of the file cesnet/core/lostpassword/templates/resetpassword.php. The manipulation leads to insufficiently protected credentials. The CWE definition for the vulnerability is CWE-522. The weakness was presented 01/07/2023 as 2b857f2233ce5083b4d5bc9bfc4152f933c3e4a6. The advisory is shared at github.com. This vulnerability is known as CVE-2016-15014. Attacking locally is a requirement. Technical details are available. There is no exploit available. The price for an exploit might be around USD $0-$5k at the moment. MITRE ATT&CK project uses the attack technique T1552 for this issue. It is declared as not defined. We expect the 0-day to have been worth approximately $0-$5k. Upgrading to version 2.0.0 is able to address this issue. The updated version is ready for download at github.com. The identifier of the patch is 2b857f2233ce5083b4d5bc9bfc4152f933c3e4a6. The bugfix is ready for download at github.com. It is recommended to upgrade the affected component. A possible mitigation has been published before and not just after the disclosure of the vulnerability.