CVE-2026-88086

MEDIUMCVSS 5.3/10EPSS 0.36%

Last modified

CVE-2026-88086 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Out-of-bounds read in SQL Server allows an unauthorized attacker to disclose information over an adjacent network.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

Out-of-bounds read in SQL Server allows an unauthorized attacker to disclose information over an adjacent network.

Metrics

EPSS Probability
0.36%

30.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
MicrosoftMicrosoft SQL Server 2019 (GDR)>= 15.0.0, < 15.0.2200.2
MicrosoftMicrosoft SQL Server 2019 for x64-based Systems (CU32)>= 15.0.4003.23, < 15.0.4500.2
MicrosoftMicrosoft SQL Server 2022 (GDR)>= 16.0.0, < 16.0.1210.3
MicrosoftMicrosoft SQL Server 2022 for x64-based Systems (CU27)>= 16.0.4003.1, < 16.0.4305.5
MicrosoftMicrosoft SQL Server 2025 for x64-based Systems (CU9)>= 17.0.4006.2, < 17.0.5015.4
MicrosoftMicrosoft SQL Server 2025 for x64-based Systems (GDR)>= 17.0.1050.2, < 17.0.1145.4

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-88086?
Out-of-bounds read in SQL Server allows an unauthorized attacker to disclose information over an adjacent network.
How severe is CVE-2026-88086?
CVE-2026-88086 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88086?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST