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CVE-2026-108121

Brian Mariani from DigitalCanion SA has discovered a  vulnerability in the domain creation functionality of koozali's SME Server version 11.0rc1-215, allowing an attacker with high privileges to…

Published Oct 19, 2026CWE-20EPSS 0.31%

Overview

CVE-2026-108121 is a known-severity vulnerability. It was published on October 19, 2026.

Technical description

Brian Mariani from DigitalCanion SA has discovered a  vulnerability in the domain creation functionality of koozali's

SME Server version 11.0rc1-215, allowing an attacker with high privileges

to inject reserved Apache configuration directives, corrupting

httpd.conf and preventing Apache from starting after a server reboot,

resulting in a denial-of-service (DoS) condition affecting the web

server and its hosted virtual hosts.

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-2026-108121?

CVE-2026-108121 is a known-severity vulnerability. It was published on October 19, 2026.

How severe is CVE-2026-108121?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-108121?

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-2026-108121?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-108121 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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