Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain a stored cross-site scripting vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability. Exploitation may lead to information disclosure, session theft, or client-side request forgery.