CVE-2026-67631Patch(microsoft / sql_server_2017)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch microsoft sql_server_2017 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Heap-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.

microsoft CVEs Back to dashboard

1.0/ 10 priority

Sources & remediation

Patch / fix

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67631

Weakness type (CWE)

CWE-122

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

sql_server_2017
sql_server_2019
sql_server_2022
sql_server_2025

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
1 total mentions across 1 day

Affected systems

Vendors

microsoft

Products

sql_server_2017sql_server_2019sql_server_2022sql_server_2025

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Patch

1100.0%

Referenced assets1 URL

By indicator

https://windowsforum.com/news/cve-2026-67631-microsoft-sql-server-remote-code-execution-vulnerability.444218/?utm_source=x&utm_medium=social&utm_campaign=news_node84

Full discourse1 post

Windows Forum@windowsforum46d
Patch
🚨 SQL Server 2017–2025 has a critical heap overflow enabling network code execution. “Authorized attacker” is small comfort—stolen credentials plus an unpatched database is a very bad recipe. Patch now. https://windowsforum.com/news/cve-2026-67631-microsoft-sql-server-remote-code-execution-vulnerability.444218/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #MicrosoftSecurity #Msrc #Cve202667631 https://t.co/FYpOgPIJVM
Post summary
The post warns about a critical heap overflow in SQL Server 2017‑2025 allowing network code execution and urges users to apply the patch immediately.
0000091
1.4K followersView on X

CPE platform detail4 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

4 of 4 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	microsoft	sql_server_2017	-	-	x64
App	microsoft	sql_server_2019	-	-	x64
App	microsoft	sql_server_2022	-	-	x64
App	microsoft	sql_server_2025	-	-	x64

Explore more

Back to dashboard microsoft CVEs sql_server_2017 vulnerabilities