The vulnerabilities tracked by CVE-2026-20275 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) CWE-682.
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Cisco | Cisco IOS XR Software | unknown |
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No data.
No data.
No data available yet.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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No advisories yet.
No CVSS v4.0
Attack Vector Adjacent Network
Attack Complexity Low
Privileges Required None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
User Interaction None
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
No EPSS score available.
Exploitation none
Automatable no
Technical Impact total
Thu, 03 Sep 2026 05:30:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Wed, 02 Sep 2026 16:30:00 +0000
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| 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. | |
| Title | Cisco IOS XR Software Security Hardening Release: September 2026 | |
| Weaknesses | CWE-682 | |
| References |
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| Metrics |
cvssV3_1
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Subscriptions
No data.
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2026-09-03T03:56:31.780Z
Reserved: 2025-10-08T11:59:15.403Z
Link: CVE-2026-20275
Updated: 2026-09-02T17:56:46.681Z
Status : Awaiting Analysis
Published: 2026-09-02T17:17:32.790
Modified: 2026-09-02T19:23:13.660
Link: CVE-2026-20275
No data.
OpenCVE Enrichment
Updated: 2026-09-03T09:45:03Z