CVE-2026-21664 describes a reflected cross-site scripting (XSS) vulnerability in the afr.php delivery script of Revive Adserver. An attacker can craft a malicious URL containing an HTML payload, which, if visited by a logged-in administrator, will execute arbitrary scripts in their browser. This medium-severity vulnerability (CVSS 6.1) requires user interaction and has a low impact on confidentiality and integrity. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the CVE has garnered significant community discussion, indicating awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.0.0, <= 6.0.4CPE matchmatch criteria | cpe:2.3:a:aquaplatform:revive_adserver:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.