Tracker / CVE-2026-21509
CVE-2026-21509
Exploited High 7.8
Reliance on untrusted inputs in a security decision in Microsoft Office allows an unauthorized attacker to bypass a security feature locally.
Affected products and versions
| microsoft | 365_apps |
|---|---|
| microsoft | office |
| microsoft | office_long_term_servicing_channel |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.