CVE-2025-58734
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Vulnerability report for CVE-2025-58734, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2025-10-14

Last updated on: 2025-10-16

Assigner: Microsoft Corporation

Description

Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published
2025-10-14
Last Modified
2025-10-16
Generated
2026-07-06
AI Q&A
2025-10-14
EPSS Evaluated
2026-07-05
NVD

Affected Vendors & Products

Showing 17 associated CPEs
Vendor Product Version / Range
microsoft windows_10_1507 to 10.0.10240.21161 (exc)
microsoft windows_10_1507 to 10.0.10240.21161 (exc)
microsoft windows_10_1607 to 10.0.14393.8519 (exc)
microsoft windows_10_1607 to 10.0.14393.8519 (exc)
microsoft windows_10_1809 to 10.0.17763.7919 (exc)
microsoft windows_10_1809 to 10.0.17763.7919 (exc)
microsoft windows_10_21h2 to 10.0.19044.6456 (exc)
microsoft windows_10_22h2 to 10.0.19045.6456 (exc)
microsoft windows_11_22h2 to 10.0.22621.6060 (exc)
microsoft windows_11_23h2 to 10.0.22631.6060 (inc)
microsoft windows_11_24h2 to 10.0.26100.6899 (exc)
microsoft windows_11_25h2 to 10.0.26200.6899 (exc)
microsoft windows_server_2016 to 10.0.14393.8519 (inc)
microsoft windows_server_2019 to 10.0.17763.7919 (exc)
microsoft windows_server_2022 to 10.0.20348.4294 (exc)
microsoft windows_server_2022_23h2 to 10.0.25398.1913 (exc)
microsoft windows_server_2025 to 10.0.26100.6899 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

Attack-Flow Graph

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Executive Summary

This vulnerability is a use-after-free issue in Inbox COM Objects that allows an unauthorized attacker to execute code locally on the affected system.

Impact Analysis

An attacker exploiting this vulnerability can execute arbitrary code locally, potentially leading to full compromise of the affected system, including unauthorized access, data modification, or disruption of services.

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EPSS Chart