CVE-2026-88080(microsoft / windows_10_1607)

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

Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.

microsoft CVEs Back to dashboard

0.5/ 10 priority

Sources & remediation

Patch / fix

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88080

Weakness type (CWE)

CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

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_10_21h2
windows_10_22h2

Threat summary

1 mentions across 1 observed day

What's happening

1 total mentions across 1 day

Affected systems

Vendors

microsoft

Products

windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_11_26h2windows_server_2012

2 versions affected across 14 products

Deep dive

Activity timeline1 mentions / 1d

Referenced assets1 URL

By indicator

https://vulnipulse.com/advisories/microsoft-cve-2026-88080

Full discourse1 post

VulniPulse@vulnipulse1d
CVE advisory: CVE-2026-88080 - microsoft: Windows Installer Elevation of Privilege Vulnerability. https://vulnipulse.com/advisories/microsoft-cve-2026-88080 #CVE #CyberSecurity #Microsoft #WindowsServer
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CPE platform detail26 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

26 of 26 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	microsoft	windows_10_1607	-	-	x64
OS	microsoft	windows_10_1607	-	-	x86
OS	microsoft	windows_10_1809	-	-	x64
OS	microsoft	windows_10_1809	-	-	x86
OS	microsoft	windows_10_21h2	-	-	arm64
OS	microsoft	windows_10_21h2	-	-	x64
OS	microsoft	windows_10_21h2	-	-	x86
OS	microsoft	windows_10_22h2	-	-	arm64
OS	microsoft	windows_10_22h2	-	-	x64
OS	microsoft	windows_10_22h2	-	-	x86
OS	microsoft	windows_11_23h2	-	-	arm64
OS	microsoft	windows_11_23h2	-	-	x64
OS	microsoft	windows_11_24h2	-	-	arm64
OS	microsoft	windows_11_24h2	-	-	x64
OS	microsoft	windows_11_25h2	-	-	arm64
OS	microsoft	windows_11_25h2	-	-	x64
OS	microsoft	windows_11_26h1	-	-	arm64
OS	microsoft	windows_11_26h1	-	-	x64
OS	microsoft	windows_11_26h2	-	-	arm64
OS	microsoft	windows_11_26h2	-	-	x64
OS	microsoft	windows_server_2012	-	-	-
OS	microsoft	windows_server_2012	r2	-	-
OS	microsoft	windows_server_2016	-	-	x64
OS	microsoft	windows_server_2019	-	-	x64
OS	microsoft	windows_server_2022	-	-	x64
OS	microsoft	windows_server_2025	-	-	x64

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