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Case File

CVE-2021-20195

CRITICAL · CVSS 9.6 EPSS 1.25%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-28 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.6. It affects Java.

CVE
CVE-2021-20195
Severity
CRITICAL
CVSS
9.6
EPSS
1.25%
Java

Original NVD Description

A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript code being used to process the data. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)