CVE-2026-67378

critical

Untrusted pointer dereference in SQL Server allows an unauthorized attacker to execute code over a network.

Vendor / product: Microsoft — sql server 2019

Untrusted pointer dereference in SQL Server allows an unauthorized attacker to execute code over a network.

CVSS

9.0

9.0 (CVSS v3.1)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity source: NVD CVSS v3.1 (secure@microsoft.com)

Timeline (UTC)

Published: 2026-09-08 18:18

Modified: 2026-09-17 20:16

NVD status: Modified

Last synced 1 day ago

Verified against the source API 2026-10-27 07:07 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

microsoft / sql_server_2019 <15.0.2190.7, ≥15.0.4003.23 <15.0.4490.9

microsoft / sql_server_2022 <16.0.1200.5, ≥16.0.4003.1 <16.0.4275.2

microsoft / sql_server_2025 <17.0.1135.8, ≥17.0.4006.2 <17.0.4085.5

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

NVD CVE API 2.0 — fetched 2026-10-27 07:07 UTC · record ↗