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CVE-2026-27907Disclosure(microsoft / windows_11_23h2)

LOWCVSS 7.8 · HIGH

Signal is active with 1 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

Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.

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0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-191

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

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

  • windows_11_23h2
  • windows_11_24h2
  • windows_11_25h2
  • windows_11_26h1

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_server_2022_23h2windows_server_2025

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-04-17: 1Technical Details · 2026-04-17: 104-17
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew
    Disclosure

    CVE-2026-27907 Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally. https://www.cve.org/CVERecord?id=CVE-2026-27907

    Post summary

    The text announces CVE-2026-27907, identifying it as an integer underflow that enables local privilege escalation in Windows Storage Spaces Controller; it provides technical details but no PoC, exploit, patch, or evidence of active exploitation.

    00000138
    57.2K followersView on X
CPE platform detail10 entries

10 of 10 entries

PartVendorProductVersionTarget SWTarget HW
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_11_26h1--arm64
OSmicrosoftwindows_11_26h1--x64
OSmicrosoftwindows_server_2022_23h2---
OSmicrosoftwindows_server_2025---

Explore more

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