SEPTEMBER 17, 2026
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Case File

CVE-2026-20357

CRITICAL · CVSS 10 EPSS 0.55%

Source: NVD + CISA KEV + EPSS · Published 2026-08-19 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

Cisco products are vulnerable due to missing authentication for critical functions, which could allow unauthorized access and manipulation of sensitive system operations. The impact of this vulnerability is severe, as it could lead to complete system compromise and data breaches. Organizations using affected Cisco products should prioritize immediate remediation to mitigate the risk of exploitation.

CVE
CVE-2026-20357
Severity
CRITICAL
CVSS
10
EPSS
0.55%
Cisco

Original NVD Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20357 are related to missing authentication for critical function issues that are grouped under the Common Weakness Enumeration (CWE) CWE-306.