Patch tracker / CVE reference / CVE-2024-21449
CVE-2024-21449
CVE-2024-21449 is a high severity Microsoft vulnerability with a CVSS score of 8.8. Microsoft has shipped the fix: deploy one of the 8 updates below from the Microsoft Update Catalog, and see where this CVE sits against the rest on the patch tracker.
Risk summary
Not in the CISA KEV catalog. EPSS exploit probability 1.8%. CVSS 8.8 (High).
This CVE is among the lower half of tracked Microsoft CVEs by EPSS exploit probability.
Nothing about this OLE DB provider flaw is exotic, and that is the risk: the vulnerable library is present wherever SQL Server 2016 SP3, 2017, or 2019 GDR components were installed, often forgotten on application servers. A malicious database server turns those forgotten installs into CVSS 8.8 code execution entry points. EPSS is 2 percent.
Do this: Run a software inventory for the sqlncli provider across the estate and patch every hit.
AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2024-21449
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Official patch(es) for CVE-2024-21449
Moderate priority: schedule it in your normal patch cycle. In Intune or Defender, confirm whether the fixing updates KB5040936, KB5040939, KB5040940, KB5040942, KB5040944, KB5040946, KB5040948, KB5040986 are installed across the affected products. Senserva does this automatically across your tenant and flags every missing patch.
Apply the Microsoft security updates below to fix CVE-2024-21449. Each KB page carries the Microsoft Update Catalog download, Microsoft's known issues for the update, a copy-paste PowerShell check for whether it is installed, and the Senserva AI read.
Scope and sources
- Affected products
- Fixed by the same updates
- Authoritative references
Want every Microsoft CVE and the patches that fix it, ranked by real-world risk? See the Microsoft Patch Tracker.