CVE-2026-21642: HackerOne community member Patrick Lang (7yr) has reported a reflected XSS vulnerability in the `banner-acl.php` and `channel-acl.php` scripts of Revive…

PriorityP426medium6.1CVSS 3.0

AVNACLPRNUIRSCCLILAN

EPSS

0.16%

5.9th percentile

HackerOne community member Patrick Lang (7yr) has reported a reflected XSS vulnerability in the `banner-acl.php` and `channel-acl.php` scripts of Revive Adserver. An attacker can craft a specific URL that includes an HTML payload in a parameter. If a logged in administrator visits the URL, the HTML is sent to the browser and malicious scripts would be executed.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
aquaplatform	revive_adserver	<= 6.0.4	—
revive	revive_adserver	6 – 6.0.4	—

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