GitLab Enterprise Edition (EE) 11.3 and later through 12.5 allows an Insecure Direct Object Reference (IDOR).
An Insecure Direct Object Reference (IDOR) vulnerability in eyecomms eyeCMS through 2019-10-15 allows any candidate to change other candidates' personal information (first name, last name, email, CV, phone number, and all other personal information) by changing the value of the candidate id (the id parameter).
MeterSphere is a one-stop open source continuous testing platform. Prior to 2.10.10-lts, the authenticated attackers can update resources which don't belong to him if the resource ID is known. This issue if fixed in 2.10.10-lts. There are no known workarounds.
In CentOS-WebPanel.com (aka CWP) CentOS Web Panel 0.9.8.851, an insecure object reference allows an attacker to change the e-mail usage value of a victim account via an attacker account.
The All Users Messenger WordPress plugin through 1.24 does not prevent non-administrator users from deleting messages from the all-users messenger.
Authorization Bypass Through User-Controlled Key in GitHub repository alextselegidis/easyappointments prior to 1.5.0.
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and starting in version 22.0.0 and prior to versions 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Enterprise Server, an attacker could enable and disable the birthday calendar for any user on the same server. Nextcloud Server 25.0.11, 26.0.6, and 27.1.0 and Nextcloud Enterprise Server 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 26.0.6, and 27.1.0 contain patches for this issue. No known workarounds are available.