CVE-2026-65807

EUVD-2026-56445
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
Type Confusion
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 55.4%
Affected Products (NVD)
VendorProductVersion
microsoft365_apps
-
microsoftmicrosoft_365
-
microsoftoffice_2019
-
microsoftoffice_2021
-
microsoftoffice_2021
-
microsoftoffice_2024
-
microsoftoffice_2024
-
microsoft365_apps
𝑥
< 2607
microsoftoffice
𝑥
< 2607
𝑥
= Vulnerable software versions