Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Oct 13, 2026 · Catalog

   Detected

   Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

2. Oct 13, 2026 · Catalog

   Updated

   Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

Sources

• CVE.orgVulnerability recordCVE-2026-83945

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2026-83945

  30-day exploitation probability 0.4%

  first.org
• NIST NVDVulnerability recordCVE-2026-83945

  Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

  nvd.nist.gov

References

• Reference · msrc.microsoft.com