CVE-2026-68780Network attack vector

Authenticated information disclosure via out-of-bounds read

Published Sep 8, 2026 · Updated Sep 10, 2026

Out-of-bounds read in Microsoft SQL Server 2017, 2019, 2022, and 2025 allows remote authenticated users to disclose information. Microsoft has not disclosed the affected Database Engine locus, the input that crosses its bounds, or which adjacent data is returned. Exploitation requires a valid SQL Server login and network access; the published impact is limited to confidentiality, with no integrity or availability effect.

CVSS severity6.5
Medium
EPSS probability0.74%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Out-of-bounds read in Microsoft SQL Server 2017, 2019, 2022, and 2025 allows remote authenticated users to disclose information. Microsoft has not disclosed the affected Database Engine locus, the input that crosses its bounds, or which adjacent data is returned. Exploitation requires a valid SQL Server login and network access; the published impact is limited to confidentiality, with no integrity or availability effect.

The record

CVE
CVE-2026-68780
Published
Sep 8, 2026
Updated
Sep 10, 2026
Vendor
Microsoft
Product
Microsoft SQL Server 2022
Classifications
CWE-125, CAPEC-540, T1213.006
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 8, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=16.0.0.0 <16.0.4275.2
  2. Affected versionversion=16.0.0 <16.0.1200.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft · Microsoft SQL Server 2022version=16.0.0.0 <16.0.4275.2; version=16.0.0 <16.0.1200.5
Microsoft · Microsoft SQL Server 2019version=15.0.0.0 <15.0.4490.9; version=15.0.0 <15.0.2190.7
Microsoft · Microsoft SQL Server 2017version=14.0.0 <14.0.2130.4; version=14.0.0 <14.0.3550.4
Microsoft · Microsoft SQL Server 2025version=17.0.0.0 <17.0.4085.5; version=17.0.1050.2 <17.0.1135.8

Published CVSS scores

6.5MicrosoftCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-125Out-of-bounds Read
CAPEC-540Overread Buffers
T1213.006Data from Information Repositories: Databases

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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