HackerOne community member Kassem S.(kassem_s94) has reported that username handling in Revive Adserver was still vulnerable to impersonation attacks after the fix for CVE-2025-52672, via several alternate techniques. Homoglyphs based impersonation has been independently reported by other HackerOne users, such as itz_hari_ and khoof.

Improper neutralization of input in Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes manager accounts to be able to craft XSS attacks to their own advertiser users.

Improper neutralisation of format characters in the settings of Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes an administrator user to disable the admin user console due to a fatal PHP error.

Missing JSON Content-Type header in a script in Revive Adserver 6.0.1 and 5.5.2 and earlier versions causes a stored XSS attack to be possible for a logged in manager user.

Improper input neutralization in the stats-conversions.php script in Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes potential information disclosure and session hijacking via a stored XSS attack.

Insecure design policies in the user management system of Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes non-admin users to have access to the contact name and email address of other users on the system.

Missing authorization check in Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes users on the system to delete banners owned by other accounts

Debug information disclosure in the SQL error message to in Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes non-admin users to acquire information about the software, PHP and database versions currently in use.

SQL injection in Revive Adserver 6.0.0 causes potential disruption or information access when specifically crafted payloads are sent by logged in users

A reflected Cross-Site Scripting (XSS) vulnerability has been identified in Revive Adserver version 5.5.2. An attacker could trick a user with access to the user interface of a Revive Adserver instance into clicking on a specifically crafted URL and execute injected JavaScript code in the context of the victim's browser. The session cookie cannot be accessed, but a number of other operations could be performed. The vulnerability is present in the admin-search.php file and can be exploited via the compact parameter.

Improper neutralisation of input in Revive Adserver 6.0.0+ causes a reflected XSS attack in the banner-zone.php script.

Authorization bypass in Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes an logged in attacker to change other users' email address and potentialy take over their accounts using the forgot password functionality.

Improper Neutralization of Input in Revive Adserver 5.5.2 and 6.0.1 and earlier versions causes a potential reflected XSS attack.

The login page of Revive Adserver v5.4.1 is vulnerable to brute force attacks. NOTE: The vendor's position is that this is effectively mitigated by rate limits and password-quality features.