Froxlor
CVE-2023-50256
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
|
| Impact | CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.06%. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system. |
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Alert meAnalysisAIv1 – Mar 28, 2026
Froxlor is open source server administration software. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
Earlier versions of this analysis (1)
Registration bypass in Froxlor.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in composer
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified under CWE-20. Froxlor is open source server administration software. Prior to version 2.1.2, it was possible to submit the registration form with the essential fields, such as the username and password, left intentionally blank. This inadvertent omission allowed for a bypass of the mandatory field requirements (e.g. surname, company name) established by the system. Version 2.1.2 fixes this issue. Affected products include: Froxlor. Version information: version 2.1.2.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
Lifecycle Timeline
3DescriptionGitHub Advisory
Froxlor is open source server administration software. Prior to version 2.1.2, it was possible to submit the registration form with the essential fields, such as the username and password, left intentionally blank. This inadvertent omission allowed for a bypass of the mandatory field requirements (e.g. surname, company name) established by the system. Version 2.1.2 fixes this issue.
Executive ViewAI
Organizations using Froxlor face notable risk from CVE-2023-50256, a input validation vulnerability rated CVSS 7.5. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available, increasing the risk of exploitation. A patch is available and should be applied as part of regular vulnerability management.
Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Affected Products (CPE)GitHub Advisory
Command Injection in GitHub repository froxlor/froxlor prior to 2.0.8. Rated high severity (CVSS 8.8), this vulnerabilit
Improper Restriction of Excessive Authentication Attempts in GitHub repository froxlor/froxlor prior to 2.0.20. Rated cr
Authentication Bypass by Primary Weakness in GitHub repository froxlor/froxlor prior to 2.0.13. Rated critical severity
Froxlor through 0.10.29.1 allows SQL injection in Database/Manager/DbManagerMySQL.php via a custom DB name. Rated critic
Command injection in Froxlor server admin before 2.3.4 due to typo (== instead of =) disabling input validation entirely
Improper Link Resolution Before File Access in GitHub repository froxlor/froxlor prior to 2.1.0. Rated high severity (CV
Unrestricted Upload of File with Dangerous Type in GitHub repository froxlor/froxlor prior to 2.0.14. Rated high severit
Cross-Site Request Forgery (CSRF) in GitHub repository froxlor/froxlor prior to 2.0.11. Rated high severity (CVSS 8.8),
Code Injection in GitHub repository froxlor/froxlor prior to 2.0.11. Rated high severity (CVSS 8.8), this vulnerability
Code Injection in GitHub repository froxlor/froxlor prior to 2.0.10. Rated high severity (CVSS 8.8), this vulnerability
An issue was discovered in Froxlor before 0.10.14. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
Weak Password Requirements in GitHub repository froxlor/froxlor prior to 2.0.10. Rated high severity (CVSS 7.5), this vu
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