AUGUST 15, 2026
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Case File

CVE-2026-20272

CRITICAL · CVSS 9.8 EPSS 0.34%

Source: NVD + CISA KEV + EPSS · Published 2026-08-05 · Last synced 2026-08-15

CyberRota Analysis

AI-Generated

Cisco IOS XE Software is vulnerable due to improper neutralization of special elements, which could allow an attacker to execute arbitrary code or commands. The critical severity of this vulnerability (CVSS 9.8) indicates a significant risk of exploitation, potentially leading to unauthorized access or system compromise. Organizations using Cisco IOS XE should prioritize immediate patching to mitigate the risk associated with this vulnerability.

CVE
CVE-2026-20272
Severity
CRITICAL
CVSS
9.8
EPSS
0.34%
Cisco

Original NVD Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20272 are related to issues with improper neutralization of special elements that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-74.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-20349 HIGH CVE-2026-20271 HIGH CVE-2026-20270 HIGH CVE-2026-20269 HIGH CVE-2026-20268 HIGH CVE-2026-20267 CRITICAL