AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-20838

HIGH · CVSS 7.5 EPSS 1.47%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-01 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-20838
Severity
HIGH
CVSS
7.5
EPSS
1.47%
Office

Original NVD Description

Office Server Document Converter V7.2MR4 and earlier and V7.1MR7 and earlier allows a remote unauthenticated attacker to conduct an XML External Entity (XXE) attack to cause a denial of service (DoS) condition by processing a specially crafted XML document.