CVE-2019-1068
Microsoft SQL Server Remote Code Execution Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 29 August 2026). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
A remote code execution vulnerability exists in Microsoft SQL Server when it incorrectly handles processing of internal functions, aka 'Microsoft SQL Server Remote Code Execution Vulnerability'.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 52.84% probability · 99th percentile
- CISA KEV
- Listed 26 August 2026 · due 29 August 2026
- Weakness
- CWE-20
- Affected
- microsoft/sql server · microsoft/sql server 2016 · microsoft/sql server 2017
- Source
- secure@microsoft.com
CISA notes
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1068 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2019-1068
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1068Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1068Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1068US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.