cve detail

CVE-2026-21514

naam

Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability

Microsoft Office Word contains a reliance on untrusted inputs in a security decision vulnerability that could allow an authorized attacker to elevate privileges locally.

KEV

bekend misbruikt

EPSS

4,5%

percentiel

89%

vendor

Microsoft

product

Office

toegevoegd aan KEV

10 feb 2026

due date

03 mrt 2026

ransomware

Unknown

CWE

CWE-807

EPSS datum

12 mei 2026

aanbevolen actie

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

notities

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21514 ; https://nvd.nist.gov/vuln/detail/CVE-2026-21514