GHSA-CJCP-QXVG-4RJM Grav vulnerable to Privilege Escalation in Grav Admin: Missing Username Uniqueness Check Allows Admin Account Takeover

Summary A privilege escalation vulnerability exists in Grav’s Admin plugin due to the absence of username uniqueness validation when creating users. A user with the create user permission can create a new account using the same username as an existing administrator account, set a new...

CVE-2025-66296 Grav vulnerable to Privilege Escalation in Grav Admin: Missing Username Uniqueness Check Allows Admin Account Takeover

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, a privilege escalation vulnerability exists in Grav’s Admin plugin due to the absence of username uniqueness validation when creating users. A user with the create user permission can create a new account using the same username as an...

CVE-2022-23721 PingID integration for Windows login duplicate username collision.

PingID integration for Windows login prior to 2.9 does not handle duplicate usernames, which can lead to a username collision when two people with the same username are provisioned onto the same machine at different times...