CVE-2026-67376Patch(microsoft / sql_server_2017)

LOWCVSS 7.5 · HIGH

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

Integer overflow or wraparound in SQL Server allows an unauthorized attacker to deny service over a network.

1.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-190

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
Products
sql_server_2017sql_server_2019sql_server_2022sql_server_2025

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-09: 1Patch / Workaround · 2026-09-09: 1Technical Details · 2026-09-09: 109-09
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • Johann Rehberger@wunderwuzzi23
    Patch

    I found a pre-auth integer overflow in SQL Server. 🤯 Yes, pre-auth Slammer vibes. In practice, the impact is limited to DoS though! Patch your servers. Microsoft just fixed it. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67376

    Post summary

    The message alerts about a pre‑authentication integer overflow in SQL Server that causes a DoS, advises patching, and cites Microsoft’s fix.

    711169174.9K
    11.4K followersView on X
CPE platform detail4 entries

4 of 4 entries

PartVendorProductVersionTarget SWTarget HW
Appmicrosoftsql_server_2017--x64
Appmicrosoftsql_server_2019--x64
Appmicrosoftsql_server_2022--x64
Appmicrosoftsql_server_2025--x64

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