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CVE-2026-20188

0.0 · NONE

Following the initial publication of the Security Advisory about a denial of service (DoS) condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator (NSO), additional…

Published May 6, 2026CWE-400EPSS 0.31%

Overview

CVE-2026-20188 is a none-severity vulnerability. It was published on May 6, 2026 and has a CVSS 3.1 base score of 0.0 (NONE).

This vulnerability has a CVSS 3.1 base score of 0.0, rated NONE. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Following the initial publication of the Security Advisory about a denial of service (DoS) condition in Cisco Crosswork Network Controller and Cisco Network Services Orchestrator (NSO), additional information has been made available to the Cisco Product Security Incident Response Team (PSIRT).

Upon further analysis, the Cisco PSIRT has reclassified this issue as a customer-configurable, resource management issue rather than a security vulnerability.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently asked questions

What is CVE-2026-20188?

CVE-2026-20188 is a none-severity vulnerability. It was published on May 6, 2026 and has a CVSS 3.1 base score of 0.0 (NONE).

How severe is CVE-2026-20188?

This vulnerability has a CVSS 3.1 base score of 0.0, rated NONE. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-20188?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-20188?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-20188 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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