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Case File

CVE-2021-43558

MEDIUM · CVSS 6.1 EPSS 0.84%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-22 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.1. See the original NVD description below for full technical details.

CVE
CVE-2021-43558
Severity
MEDIUM
CVSS
6.1
EPSS
0.84%

Original NVD Description

A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. A URL parameter in the filetype site administrator tool required extra sanitizing to prevent a reflected XSS risk.

Related CVEs

Other vulnerabilities affecting the same vendor(s)