SEPTEMBER 17, 2026
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Case File

CVE-2026-20275

HIGH · CVSS 8.8 EPSS 0.19%

Source: NVD + CISA KEV + EPSS · Published 2026-09-02 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

Cisco IOS XR Software is vulnerable due to incorrect calculation issues, which could lead to potential exploitation and impact the integrity of network operations. Organizations using affected Cisco products should prioritize addressing this vulnerability to mitigate risks associated with potential unauthorized access or disruption of services. Network administrators and security teams should implement the recommended software hardening updates promptly.

CVE
CVE-2026-20275
Severity
HIGH
CVSS
8.8
EPSS
0.19%
Cisco

Original NVD Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20275 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) CWE-682.