CVE-2026-65789Patch(microsoft / windows_10_1607)

LOWCVSS 8.1 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft windows_10_1607 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.

1.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

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

  • windows_10_1607
  • windows_10_1809
  • windows_server_2016
  • windows_server_2019

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-08-11); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
windows_10_1607windows_10_1809windows_server_2016windows_server_2019windows_server_2022windows_server_2025

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-08-11: 1Mentions · 2026-09-09: 1Patch / Workaround · 2026-08-11: 1Technical Details · 2026-08-11: 1Technical Details · 2026-09-09: 108-1109-09
Signal classification2 categories
Patch
150.0%
General
150.0%
Referenced assets1 URL
By indicator
Classification over time
DateTotalLabels
2026-08-111
Patch1
2026-09-091
General1
Full discourse2 posts
  • kawn@kawn2020
    General

    #windowsupdate #microsoft つづき ・CVE-2026-62878 Windows DNS サーバーのリモートでコードが実行される脆弱性 ・CVE-2026-62893 Windows 展開サービス TFTP Server のリモートでコードが実行される脆弱性 ・CVE-2026-65789 Windows DNS サーバーのリモートでコードが実行される脆弱性

    Post summary

    The tweet lists three new CVEs that allow remote code execution on Windows DNS and TFTP servers, but it provides no exploitation details, PoC, or mitigation information.

    1001099
    87 followersView on X
  • VulniPulse@vulnipulse
    Patch

    🚨 CRITICAL CVE ALERT CVE-2026-65789 · Microsoft Windows Server 2019 · CVSS 8.1 Attackers could execute arbitrary code. Upgrade to a vendor-listed fixed release. 🔎 Full advisory: https://vulnipulse.com/advisories/microsoft-cve-2026-65789 #CyberSecurity #CVE #Microsoft #WindowsServer

    Post summary

    The advisory announces CVE‑2026‑65789, details the RCE risk and CVSS score, and directs users to upgrade to the vendor‑released patch.

    1000049
    7 followersView on X
CPE platform detail8 entries

8 of 8 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1607--x86
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_server_2016---
OSmicrosoftwindows_server_2019---
OSmicrosoftwindows_server_2022---
OSmicrosoftwindows_server_2025---

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