CVE-2026-45457

HIGH EPSS 29.0%
Published Jun 9, 20262w ago · Modified Jun 19, 20261w ago
7.8 CVSS 3.1
High
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Published Jun 9, 2026 2w ago
Last Modified Jun 19, 2026 1w ago

Description

Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
29.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 5

VendorProductVersionRange
microsoft365_apps*any
microsoft365_apps*any
microsoftmicrosoft_365*any
microsoftoffice_2021*any
microsoftoffice_2024*any

References 1

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45457
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.