CVE-2026-44961
Unknown
Description
The XML‑RPC API addUser method has a validation bypass introduced in the fix for CVE‑2025‑55129. As a result, API users could create usernames that enabled impersonation or stored XSS attacks. Proper validation has been added where it was missing.
SeverityUnknown
CVSS0.0
Exploit probability—
ProductAdserver
PublishedJun 23, 2026
First seenJun 23, 2026
Weakness typeCWE-287Improper authentication
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Revive Adserver | v ≤ 6.0.6 | — |
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