CVE-2026-73029
Microsoft SQL Server Information Disclosure Vulnerability
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Microsoft SQL Server Information Disclosure Vulnerability
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
- Record
CVE-2026-73029- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Weakness
- CWE-126
- Updated
- 2026-11-02
EUVDEUVD-2026-73319
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
- Record
EUVD-2026-73319- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-rw49-qwx8-9x7q
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
- Record
GHSA-rw49-qwx8-9x7q- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-126
- Updated
- 2026-11-02
NVD
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
- Record
CVE-2026-73029- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-126
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-73029 is a medium vulnerability (CVSS 6.5) in Microsoft Sql Server 2019 (cu 32), published September 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 62nd percentile. No source names a fixed version.