CVE-2025-69981: Fuxa server FUXA Contains An Unrestricted File Vulnerability

HIGH
Advisory Identifier: GHSA-7g56-fwxj-cm23
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CWE-434 CWE-306
Published
Advisory Summary

CVE-2025-69981 is a HIGH fuxa contains an unrestricted file vulnerability (CWE-434: Unrestricted Upload of File with Dangerous Type) affecting Fuxa server libraries in the npm ecosystem. The issue involves fuxa contains an unrestricted file upload vulnerability. Remediation is available in the latest vendor maintenance releases.

CVE-2025-69981 at a Glance

CVE Identifier CVE-2025-69981
GHSA Identifier GHSA-7g56-fwxj-cm23
Severity HIGH
CVSS v3.1 Base Score N/A
CWE Classification CWE-434: Unrestricted Upload of File with Dangerous Type
Affected Product Fuxa server
Package Ecosystem npm
Published Date
Last Updated

How to Fix CVE-2025-69981

To remediate this vulnerability, upgrade all affected Fuxa server dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

fuxa-server fixed: Latest secure release 
npm install fuxa-server@Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

npm ls fuxa-server

How to Check if You Are Affected

To determine whether your Node.js application is affected by CVE-2025-69981, inspect your project dependencies using npm:

npm ls fuxa-server

Analyze the terminal output to locate any version of Fuxa server in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The npm ls fuxa-server command inspects dependencies declared in your package.json and lockfile; it does not perform automated runtime dynamic scanning.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-434: Unrestricted Upload of File with Dangerous Type, where the product allows the upload or transfer of dangerous file types that are automatically processed within its environment. In Fuxa server, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

FUXA v1.2.7 contains an Unrestricted File Upload vulnerability in the `/api/upload` API endpoint. The endpoint lacks authentication mechanisms, allowing unauthenticated remote attackers to upload arbitrary files. This can be exploited to overwrite critical system files (such as the SQLite user database) to gain administrative access, or to upload malicious scripts to execute arbitrary code.

CVE-2025-69981 Affected Fuxa server Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
fuxa-server
npm/fuxa-server
npm
≤ 1.2.7

References

NVD — CVE-2025-69981 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-69981
Fuxa server Source Repository REPOSITORY
https://github.com/frangoteam/FUXA
Fuxa server Source Repository REPOSITORY
https://github.com/frangoteam/FUXA/blob/master/server/api/projects/index.js#L193

Frequently Asked Questions

What is CVE-2025-69981?
CVE-2025-69981 is a security vulnerability in Fuxa server involving FUXA contains an Unrestricted File Upload vulnerability under CWE-434: Unrestricted Upload of File with Dangerous Type.
Which Fuxa server versions are affected?
Affected versions include releases prior to current release patches across affected packages: fuxa-server.
What version fixes CVE-2025-69981?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is fuxa-server affected?
Yes, fuxa-server is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What CWE is associated with CVE-2025-69981?
CVE-2025-69981 is classified under CWE-434: Unrestricted Upload of File with Dangerous Type (The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.).
How can I check npm dependencies for CVE-2025-69981?
Run the dependency tree command: 'npm ls fuxa-server'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-7g56-fwxj-cm23",
  "modified" : "2026-02-04T19:11:45Z",
  "published" : "2026-02-03T18:30:47Z",
  "aliases" : [ "CVE-2025-69981" ],
  "summary" : "FUXA contains an Unrestricted File Upload vulnerability",
  "details" : "FUXA v1.2.7 contains an Unrestricted File Upload vulnerability in the `/api/upload` API endpoint. The endpoint lacks authentication mechanisms, allowing unauthenticated remote attackers to upload arbitrary files. This can be exploited to overwrite critical system files (such as the SQLite user database) to gain administrative access, or to upload malicious scripts to execute arbitrary code.",
  "severity" : [ {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "fuxa-server"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "1.2.7"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-69981"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/frangoteam/FUXA"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/frangoteam/FUXA/blob/master/server/api/projects/index.js#L193"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-306", "CWE-434" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-02-04T19:11:45Z",
    "nvd_published_at" : "2026-02-03T18:16:17Z"
  }
}