CVE-2026-25166
Received
Received - Intake
Deserialization Vulnerability in Windows System Image Manager Enables Local Code Execution
Publication date: 2026-03-10
Last updated on: 2026-03-13
Assigner: Microsoft Corporation
Description
Description
Deserialization of untrusted data in Windows System Image Manager allows an authorized attacker to execute code locally.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | windows_10_1809 | to 10.0.17763.8511 (exc) |
| microsoft | windows_10_1809 | to 10.0.17763.8511 (exc) |
| microsoft | windows_10_21h2 | to 10.0.19044.7058 (exc) |
| microsoft | windows_10_21h2 | to 10.0.19044.7058 (exc) |
| microsoft | windows_10_21h2 | to 10.0.19044.7058 (exc) |
| microsoft | windows_10_22h2 | to 10.0.19045.7058 (exc) |
| microsoft | windows_10_22h2 | to 10.0.19045.7058 (exc) |
| microsoft | windows_10_22h2 | to 10.0.19045.7058 (exc) |
| microsoft | windows_11_23h2 | to 10.0.22631.6783 (exc) |
| microsoft | windows_11_23h2 | to 10.0.22631.6783 (exc) |
| microsoft | windows_11_24h2 | to 10.0.26100.7979 (exc) |
| microsoft | windows_11_24h2 | to 10.0.26100.7979 (exc) |
| microsoft | windows_11_25h2 | to 10.0.26200.7979 (exc) |
| microsoft | windows_11_25h2 | to 10.0.26200.7979 (exc) |
| microsoft | windows_11_26h1 | to 10.0.28000.1719 (exc) |
| microsoft | windows_11_26h1 | to 10.0.28000.1719 (exc) |
| microsoft | windows_server_2016 | to 10.0.14393.8957 (exc) |
| microsoft | windows_server_2019 | to 10.0.17763.8511 (exc) |
| microsoft | windows_server_2022 | to 10.0.20348.4830 (exc) |
| microsoft | windows_server_2022_23h2 | to 10.0.25398.2207 (exc) |
| microsoft | windows_10_1607 | to 10.0.14393.8957 (exc) |
| microsoft | windows_10_1607 | to 10.0.14393.8957 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-502 | The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves the deserialization of untrusted data in Windows System Image Manager. It allows an authorized attacker to execute code locally on the affected system.
How can this vulnerability impact me? :
An authorized attacker exploiting this vulnerability can execute arbitrary code locally, potentially leading to full compromise of the affected system. This can result in unauthorized access, data modification, or disruption of system availability.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
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