CVE-2019-1068
Microsoft SQL Server Remote Code Execution Vulnerability
Microsoft SQL Server
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'.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 26 August 2026. US federal agencies were required to remediate it by 29 August 2026.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 52.8%, which is higher than 98.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2019-1068 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2019-1068.
What does CVE-2019-1068 affect?
CVE-2019-1068 affects Microsoft SQL Server. 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'.
How severe is CVE-2019-1068?
CVE-2019-1068 is rated HIGH with a CVSS base score of 8.8. EPSS puts the probability of exploitation in the next 30 days at 52.8%, higher than 98.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 29 August 2026.
How should organisations respond to CVE-2019-1068?
Apply the vendor patch for Microsoft SQL Server as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.