CVE-2022-39221
7.5 · HIGHOverview
CVE-2022-39221 is a high-severity vulnerability affecting mcwebserver_minecraft_mod_for_fabric_and_quilt_project mcwebserver_minecraft_mod_for_fabric_and_quilt. It was published on September 21, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
McWebserver mod runs a simple HTTP server alongside the Minecraft server in seperate threads. Path traversal in McWebserver Minecraft Mod for Fabric and Quilt up to and including 0.1.2.1 and McWebserver Minecraft Mod for Forge up to and including 0.1.1 allows all files, accessible by the program, to be read by anyone via HTTP request. Version 0.2.0 with patches are released to both platforms (Fabric and Quilt, Forge). As a workaround, the McWebserver mod can be disabled by removing the file from the `mods` directory.
Remediation
Check the references section for vendor advisories and patches from mcwebserver_minecraft_mod_for_fabric_and_quilt_project. Update mcwebserver_minecraft_mod_for_fabric_and_quilt to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| mcwebserver_minecraft_mod_for_fabric_and_quilt_project | mcwebserver_minecraft_mod_for_fabric_and_quilt | 0 | Affected |
| mcwebserver_minecraft_mod_for_forge_project | mcwebserver_minecraft_mod_for_forge | 0 | Affected |
Frequently Asked Questions
What is CVE-2022-39221?
CVE-2022-39221 is a high-severity vulnerability affecting mcwebserver_minecraft_mod_for_fabric_and_quilt_project mcwebserver_minecraft_mod_for_fabric_and_quilt. It was published on September 21, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2022-39221?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2022-39221?
Check the references section for vendor advisories and patches from mcwebserver_minecraft_mod_for_fabric_and_quilt_project. Update mcwebserver_minecraft_mod_for_fabric_and_quilt to the latest patched version. 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-2022-39221?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-39221 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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