CVE-2026-44961

Summary

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 Software

VendorProductVersion RangeStatus
ReviveAdserver0 <= 6.0.6affected

Weaknesses

  • CWE-287: CWE-287 Improper Authentication - Generic

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References