AUGUST 4, 2026
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Case File

CVE-2021-20631

MEDIUM · CVSS 6.5 EPSS 0.74%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-03-18 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It affects Office. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-20631
Severity
MEDIUM
CVSS
6.5
EPSS
0.74%
Office

Original NVD Description

Improper input validation vulnerability in Custom App of Cybozu Office 10.0.0 to 10.8.4 allows authenticated attacker to alter the data of Custom App via unspecified vectors.

Related CVEs

Other vulnerabilities affecting the same vendor(s)