CVE-2026-85888 Microsoft SQL Server - Information Disclosure

Microsoft SQL Server contains an out-of-bounds read vulnerability that allows authorized attackers to disclose information over a network, exploit requires attacker to be authorized.

CVSS base score 7.7 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.53% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-125

Vendor fix

Update to the latest version of Microsoft SQL Server.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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