Koozali - SME Server Improper Input Validation in domain Creation Leads to Denial of Service
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.
CVE-2026-108121
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-108121
SME Server
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Koozali",
"product": "SME Server",
"versions": [
{
"status": "affected",
"version": "11.0rc1-215"
}
],
"platforms": [
"Linux"
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-108121
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #39079 · Revision 1
- Added to Heist Feed
- Publisher date