CVE-2025-59716: Infoleak
ownCloud Guests before 0.12.5 allows unauthenticated user enumeration via the /apps/guests/register/{email}/{token} endpoint. Because of insufficient validation of the supplied token in showPasswordForm, the server responds differently when an e-mail address corresponds to a valid pending guest user rather than a non-existent user.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-59716?
CVE-2025-59716 has a moderate severity level due to the potential for user enumeration risks.
How do I fix CVE-2025-59716?
To mitigate CVE-2025-59716, update ownCloud Guests to version 0.12.5 or higher.
What type of vulnerability is CVE-2025-59716?
CVE-2025-59716 is a vulnerability related to insufficient validation of tokens, leading to unauthorized user enumeration.
Who is affected by CVE-2025-59716?
Users of ownCloud Guests versions prior to 0.12.5 are affected by CVE-2025-59716.
What is the exploit vector for CVE-2025-59716?
The exploit vector for CVE-2025-59716 involves making requests to the /apps/guests/register/{email}/{token} endpoint.