CVE-2026-118301

EUVD-2026-122568
Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
microsoft365_apps
𝑥
< 2610
microsoftoffice
𝑥
< 2610
𝑥
= Vulnerable software versions
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118301