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OpenAdvisories
None · 0.0 CVE-2026-44961 EUVD-2026-38504GHSA-9wv7-mm8f-m6cx

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 userna…

Published Jun 23, 2026 · Updated Jun 23, 2026 · Assigned by hackerone

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.

Affected products

VendorProductAffectedFixed
Revive Adserver ≤ 6.0.6 —

References