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CVE-2026-71331Disclosure(microsoft / windows_10_1809)

LOWCVSS 8.1 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch microsoft windows_10_1809 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Integer overflow or wraparound in Windows Device Health Attestation (DHA) allows an unauthorized attacker to execute code over a network.

microsoft CVEsBack to dashboard
1.0/ 10 priority

Sources & remediation

Patch / fix
Weakness type (CWE)
CWE-122CWE-190

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_1809
  • windows_server_2019
  • windows_server_2022
  • windows_server_2025

Threat summary

  • Patch or workaround signal is available
  • 3 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • Peaked 2d ago at 1 mentions (2026-08-11); latest day: 1
  • 3 total mentions across 3 days

Affected systems

Vendors
microsoft
Products
windows_10_1809windows_server_2019windows_server_2022windows_server_2025

Deep dive

Activity timeline3 mentions / 3d
00111Mentions · 2026-08-11: 1Mentions · 2026-08-12: 1Mentions · 2026-08-20: 1Patch / Workaround · 2026-08-20: 1Technical Details · 2026-08-11: 1Technical Details · 2026-08-20: 108-1108-1208-20
Signal classification2 categories
Disclosure
266.7%
Patch
133.3%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-08-111
Disclosure1
2026-08-121
Disclosure1
2026-08-201
Patch1
Full discourse3 posts
  • Windows Forum@windowsforum
    Patch

    🚨 Windows DHA has a critical, unauthenticated network RCE. One crafted packet, and “device health” becomes “incident response.” Patch it before attackers test your uptime. https://windowsforum.com/security-alerts.84/cve-2026-71331-windows-device-health-attestation-dha-remote-code-execution-vulnerability.443221/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #MicrosoftSecurity #Msrc #Cve202671331 https://t.co/vk0ay6xhCl

    Post summary

    CVE‑2026‑71331 is a critical unauthenticated RCE in Windows DHA; the announcement stresses the importance of applying the patch immediately to prevent potential exploitation.

    0000069
    1.3K followersView on X
  • VulDB 🛡@vuldb
    Disclosure

    A severe vulnerability was disclosed for Microsoft Windows (CVE-2026-71331) https://vuldb.com/vuln/388838

    Post summary

    A severe vulnerability (CVE‑2026‑71331) affecting Microsoft Windows has been disclosed, with basic information provided and a link for further details.

    00000141
    2.3K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-71331 Code Execution in Azure Attestation and Device Health Attestation via Integer Overflow https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-71331

    Post summary

    The snippet simply discloses CVE-2026-71331, labeling it as a code‑execution flaw caused by integer overflow in Azure Attestation, with no mention of PoC, exploitation, or patch status.

    00000131
    4.1K followersView on X
CPE platform detail5 entries

5 of 5 entries

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

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