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CVE-2026-20930Disclosure(microsoft / windows_10_1809)

LOWCVSS 7.8 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.

microsoft CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-362

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

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_10_21h2
  • windows_10_22h2
  • windows_11_23h2

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 3 classified signals
  • Peaked at 2 mentions on most recent observed day (2026-04-17)
  • 3 total mentions across 2 days

Affected systems

Vendors
microsoft
Products
windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_server_2019windows_server_2022windows_server_2022_23h2windows_server_2025

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-04-14: 1Mentions · 2026-04-17: 2Technical Details · 2026-04-17: 204-1404-17
Signal classification1 categories
Disclosure
3100.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-04-141
Disclosure1
2026-04-172
Disclosure2
Full discourse3 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-20930 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate pr… https://www.cve.org/CVERecord?id=CVE-2026-20930

    Post summary

    The text announces CVE-2026-20930, describing a race condition in Windows Management Services that could lead to privilege escalation, but it does not provide PoC, exploit tools, active attack reports, or patch details.

    000101.4K
    57.2K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-20930 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate pr… https://www.cve.org/CVERecord?id=CVE-2026-20930 ----- Traducción: CVE-2026-20930 Eje… http://infoflow.cloud`

    Post summary

    The post announces CVE-2026-20930—a race‑condition flaw in Windows Management Services that can lead to privilege escalation—without mentioning PoC, exploit code, patches, or active attacks.

    0000038
    71 followersView on X
  • VulDB 🛡@vuldb
    Disclosure

    A severe vulnerability was disclosed for Microsoft Windows (CVE-2026-20930) https://vuldb.com/vuln/357388

    Post summary

    The statement announces the discovery of CVE‑2026‑20930 for Microsoft Windows but provides no further technical, exploitation, or mitigation details.

    0000055
    2.1K followersView on X
CPE platform detail18 entries

18 of 18 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_10_21h2--arm64
OSmicrosoftwindows_10_21h2--x64
OSmicrosoftwindows_10_21h2--x86
OSmicrosoftwindows_10_22h2--arm64
OSmicrosoftwindows_10_22h2--x64
OSmicrosoftwindows_10_22h2--x86
OSmicrosoftwindows_11_23h2--arm64
OSmicrosoftwindows_11_23h2--x64
OSmicrosoftwindows_11_24h2--arm64
OSmicrosoftwindows_11_24h2--x64
OSmicrosoftwindows_11_25h2--arm64
OSmicrosoftwindows_11_25h2--x64
OSmicrosoftwindows_server_2019---
OSmicrosoftwindows_server_2022---
OSmicrosoftwindows_server_2022_23h2---
OSmicrosoftwindows_server_2025---

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