CVE-2026-70328

EUVD-2026-56584
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 58.63%
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