AUGUST 4, 2026
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Case File

CVE-2020-17523

CRITICAL · CVSS 9.8 EPSS 85.91%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-02-03 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Apache. Its EPSS score suggests a 85.9% probability of exploitation in the next 30 days.

CVE
CVE-2020-17523
Severity
CRITICAL
CVSS
9.8
EPSS
85.91%
Apache

Original NVD Description

Apache Shiro before 1.7.1, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.

Related CVEs

Other vulnerabilities affecting the same vendor(s)