AUGUST 5, 2026
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Case File

CVE-2021-20812

MEDIUM · CVSS 6.1 EPSS 0.90%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-08-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.1. It may be remotely exploitable.

CVE
CVE-2021-20812
Severity
MEDIUM
CVSS
6.1
EPSS
0.90%

Original NVD Description

Cross-site scripting vulnerability in Setting screen of Server Sync of Movable Type (Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series) and Movable Type Premium Advanced 1.44 and earlier) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-33088 CRITICAL CVE-2026-25776 CRITICAL CVE-2023-45746 MEDIUM CVE-2022-45122 MEDIUM CVE-2022-45113 MEDIUM CVE-2022-43660 HIGH