ZeroHour
DashboardNewsCVEsExploitsIncidentsAIBriefAnalyticsEntitiesWatchlistIOCsAsk the feedSourcesFeeds & APIKiosk mode

CVE-2026-55138

—
CVSS 3.1
5.5 medium
EPSS
<1%p44
Published
()
Modified
Description

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Vendors
microsoft
Products
365 apps, excel, microsoft 365, office 2019, office 2021, office 2024, office online server
Weakness
CWE-822
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

No ingested article mentions this CVE yet.