ACTIVELY EXPLOITED

CVE-2023-21715: Microsoft Office Publisher Security Feature Bypass Vulnerability

Facts
VendorMicrosoft
ProductOffice
Actively exploitedYes
Added to CISA KEV14 Feb 2023
CISA federal deadline7 Mar 2023
Weakness (CWE)CWE-863

Required action (CISA's text)

Apply updates per vendor instructions.

Description (NVD)

Microsoft Office Publisher contains a security feature bypass vulnerability that allows for a local, authenticated attack on a targeted system.

SOURCES

Other Microsoft flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.