Koozali SME Server 11.0rc1-215 Domain Creation httpd.conf input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.8$0-$5k6.27

Summaryinfo

A vulnerability described as problematic has been identified in Koozali SME Server 11.0rc1-215. The affected element is an unknown function of the file httpd.conf of the component Domain Creation. Such manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2026-108121. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Koozali SME Server 11.0rc1-215. It has been rated as problematic. Affected by this issue is an unknown code block of the file httpd.conf of the component Domain Creation. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is integrity, and availability. CVE summarizes:

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.

The advisory is shared for download at digitalcanion.com. This vulnerability is handled as CVE-2026-108121 since 10/09/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/19/2026).

It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.8

VulDB Base Score: 3.8
VulDB Temp Score: 3.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Proof-of-Concept
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/09/2026 CVE reserved
10/19/2026 +10 days Advisory disclosed
10/19/2026 +0 days VulDB entry created
10/19/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: digitalcanion.com
Status: Not defined

CVE: CVE-2026-108121 (🔒)
GCVE (CVE): GCVE-0-2026-108121
GCVE (VulDB): GCVE-100-422252

Entryinfo

Created: 10/19/2026 07:35
Changes: 10/19/2026 07:35 (71)
Complete: 🔍
Cache ID: 216::103

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