Tracker / CVE-2026-58644
CVE-2026-58644
Exploited Critical 9.8
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
Affected products and versions
| microsoft | sharepoint_server |
|---|---|
| microsoft | sharepoint_server · … → 16.0.19725.20434 |
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.