Question: What is CVE-2025-0503?
Answer: CVE-2025-0503 is a vulnerability classified as low with a CVSS score of 3.1. It falls under CWE-754 and affects the system as follows: Mattermost versions 9.11.x <= 9.11.6 fail to filter out DMs from the deleted channels endpoint which allows an attacker to infer user IDs and other metadata from deleted DMs if someone had manually marked DMs as deleted in the database.