CVE-2026-50518Patch(microsoft / windows_10_1607)

LOWCVSS 9.8 · CRITICAL

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

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

1.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-122

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_2012
  • windows_server_2016

Threat summary

  • Patch or workaround signal is available
  • 5 mentions across 4 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 2 signals
  • Technical details provided in 4 signals
  • General: 2 classified signals
  • Disclosure: 1 classified signal
  • Peaked 3d ago at 2 mentions (2026-07-15); latest day: 1
  • 5 total mentions across 4 days

Affected systems

Vendors
Products
windows_10_1607windows_10_1809windows_server_2012windows_server_2016windows_server_2019windows_server_2022windows_server_2025

2 versions affected across 7 products

Deep dive

Activity timeline5 mentions / 4d
01122Mentions · 2026-07-15: 2Mentions · 2026-07-16: 1Mentions · 2026-08-09: 1Mentions · 2026-08-29: 1Patch / Workaround · 2026-07-15: 1Patch / Workaround · 2026-07-16: 1Technical Details · 2026-07-15: 2Technical Details · 2026-07-16: 1Technical Details · 2026-08-09: 107-1507-1608-0908-29
Signal classification3 categories
Patch
240.0%
General
240.0%
Disclosure
120.0%
Referenced assets5 URLs
Classification over time
DateTotalLabels
2026-07-152
Disclosure1Patch1
2026-07-161
Patch1
2026-08-091
General1
2026-08-291
General1
Full discourse5 posts
  • ET Labs@ET_Labs
    Disclosure

    8 new OPEN, 11 new PRO (8 + 3) TA569, ZPHP, Dynamic DNS, CVE-2026-50518 (Windows DHCP Server Heap Overflow), CVE-2026-50522 (Sharepoint Remote Code Execution), and more. https://community.emergingthreats.net/t/ruleset-update-summary-2026-07-15-v11234/3383

    Post summary

    The post announces two new CVEs—Windows DHCP Server Heap Overflow and SharePoint RCE—without providing PoC, exploit tools, or patch information.

    02030316
    5.7K followersView on X
  • Juha Jurvanen@Jufflan
    General

    Scantide vulnerability intelligence for CVE-2026-50518 https://scantide.com/vulnerability/CVE-2026-50518 #cve #cybersecurity #ITSecurity

    Post summary

    The text merely indicates the existence of CVE‑2026‑50518 and links to a related vulnerability page, with no additional details or actionable information.

    0000055
    552 followersView on X
  • IntegSec@integ_sec
    General

    CVE-2026-50518: Windows DHCP Server Remote Code Execution - What It Means for Your Business and How to Respond https://hubs.li/Q04slVq80

    Post summary

    The headline announces a Remote Code Execution vulnerability (CVE‑2026‑50518) in the Windows DHCP server, but provides no details on exploitation methods, PoC, or fixes.

    0000042
    32 followersView on X
  • SecAlerts@SecAlertsCo
    Patch

    🖧 Windows DHCP Server is vulnerable to RCE via a heap buffer overflow. No auth, no user interaction, network-accessible. Affects Server 2012 through 2025. Patch now. CVE-2026-50518 | CVSS 9.8 #Microsoft #WindowsServer https://secalerts.co/vulnerability/CVE-2026-50518?utm_campaign=x https://t.co/VjgE4PJh8N

    Post summary

    Windows DHCP Server (2012–2025) suffers an unauthenticated RCE via heap buffer overflow (CVE‑2026‑50518, CVSS 9.8); a patch has been released.

    00000100
    858 followersView on X
  • Windows Forum@windowsforum
    Patch

    🪟 Windows DHCP has a 9.8-rated unauthenticated RCE—because apparently handing out IPs wasn’t stressful enough. Patch fast, especially if your server is the network’s welcome mat. https://windowsforum.com/threads/cve-2026-50518-patch-windows-dhcp-server-rce-rated-9-8-critical.438595/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #WindowsServer #PatchTuesday #DhcpSecurity #Cve202650518 https://t.co/cf6c8qctY1

    Post summary

    Windows DHCP Server has a high‑severity (CVSS 9.8) unauthenticated RCE (CVE‑2026‑50518). Administrators are urged to apply the patch promptly.

    0000021
    1.2K followersView on X
CPE platform detail10 entries

10 of 10 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1607--x86
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_server_2012---
OSmicrosoftwindows_server_2012r2--
OSmicrosoftwindows_server_2016---
OSmicrosoftwindows_server_2019---
OSmicrosoftwindows_server_2022---
OSmicrosoftwindows_server_2025---

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