Security checks / Check reference / App registrations
App Stale
Low Severity Microsoft 365 security check in the App registrations domain.
Application registration has not been used recently (stale). Unused apps with credentials represent unnecessary attack surface Stale apps with valid credentials are attractive targets, no one monitors them, but their permissions still work Attackers use them for quiet, long-term data access Siemserva runs this check automatically across your tenant and maps every finding to the compliance frameworks below.
Check summary
What this check verifies
Application registration has not been used recently (stale). Unused apps with credentials represent unnecessary attack surface
Why it matters
Stale apps with valid credentials are attractive targets, no one monitors them, but their permissions still work Attackers use them for quiet, long-term data access
How to fix it
Review stale app registration; remove if unused or re-validate if still needed
Siemserva flags every tenant where this check fails and, with Senserva Trustworthy AI remediation, can propose a validated fix you approve before it applies.
Ask your own AI about this check
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Compliance framework mappings
Findings from this check serve as evidence for:
References
Related App registrations checks
Common questions
What does the App Stale check verify?
Application registration has not been used recently (stale). Unused apps with credentials represent unnecessary attack surface It is a Low Severity check in the App registrations domain, one of the 650+ checks Siemserva runs across Microsoft 365, Intune, Defender, and Entra ID.
How do I fix a App Stale finding?
Review stale app registration; remove if unused or re-validate if still needed Siemserva ranks the finding by Severity and, with Senserva Trustworthy AI, can propose a validated, approve-before-apply configuration fix.
Which compliance frameworks does this check evidence?
Findings from this check map to SCuBA, MCSB, NIST, SOC2, CIS, HIPAA, including SCuBA policy MS.AAD.5.1v1, MS.AAD.5.2v1, MS.AAD.5.3v1, and MCSB controls AM-1, IM-3. That mapping is what turns a scan finding into audit evidence.
Can I ask my own AI about this check?
Yes. This page includes a free copy-paste AI prompt carrying the check's facts: what it verifies, the risk, the remediation, and the framework mappings. Paste it into Claude, ChatGPT, or Copilot; cite-worthy detail without giving an AI access to your tenant.
All 672 checks with severities and mappings: the Microsoft 365 security checks catalog.