CVE-2026-45460

medium Microsoft
CVSS v3 Base Score
4.7
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score
0.4%
Exploitation probability in 30 days
Top 72% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Published: June 9, 2026 (30 days ago)
Last Modified: July 9, 2026
Vendor: Microsoft
Source: NVD

Description

Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CWE

CWE-126

Affected Products

microsoft 365 appsmicrosoft 365 copilotmicrosoft microsoft 365microsoft office 2019microsoft office 2021microsoft office 2024

References

🔗 msrc.microsoft.com