CVE-2026-45460

CVE-2026-45460

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N.

Weakness classification (CWE)

CWE-126 — Buffer Over-read

References

secure@microsoft.com

Frequently asked questions

What is CVE-2026-45460?: CVE-2026-45460 is a medium-severity vulnerability, classified under Buffer Over-read. CVSS score: 4.7/10. Published 2026-06-09.
How severe is CVE-2026-45460?: Medium severity. CVSS v3 base score is 4.7 out of 10.