CVE-2026-45466

LOW EPSS 29.0%
Published Jun 9, 20262w ago · Modified Jun 19, 20261w ago
3.3 CVSS 3.1
Low
Find Similar
Published Jun 9, 2026 2w ago
Last Modified Jun 19, 2026 1w ago

Description

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVSS Details

Base Score
3.3
Exploitability
1.8
Impact
1.4
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

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

Weaknesses 1

CWE-122

Affected Products 9

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

References 1

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45466
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.