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CVE-2020-36867

8.8 · HIGH

Nagios XI versions prior to 5.7.3 contain a command injection vulnerability in the report PDF download/export functionality.

Published Oct 30, 2025CWE-78EPSS 2.55%

Overview

CVE-2020-36867 is a high-severity vulnerability. It was published on October 30, 2025 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Nagios XI versions prior to 5.7.3 contain a command injection vulnerability in the report PDF download/export functionality. User-supplied values used in the PDF generation pipeline or the wrapper that invokes offline/pdf helper utilities were insufficiently validated or improperly escaped, allowing an authenticated attacker who can trigger PDF exports to inject shell metacharacters or arguments.

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.

References

Refwww.nagios.com/changelog/nagios-xi/Refwww.vulncheck.com/advisories/nagios-xi-command-injection-in-report-pdf-download

How CyberStrike helps

Frequently asked questions

What is CVE-2020-36867?

CVE-2020-36867 is a high-severity vulnerability. It was published on October 30, 2025 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2020-36867?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-36867?

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-2020-36867?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-36867 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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