CVE-2025-4066
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedA vulnerability was found in ScriptAndTools Online-Travling-System 1.0. It has been rated as critical. This issue affects some unknown processing of the file /admin/addpackage.php. The manipulation leads to improper access controls. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceThe Online-Traveling-System 1.0 contains an improper access control vulnerability in /admin/addpackage.php, allowing remote unauthenticated attackers to directly access admin-level functions. The endpoint lacks proper authentication verification and authorization checks, enabling any remote user to manipulate the package addition functionality without administrative credentials.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 1.0CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify if Online-Traveling-System 1.0 is installedLocate the application installation directory and check version identifiers in source files such as README, version.php, or the main index page footerAffected if The application version is exactly 1.0
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Verify the vulnerable endpoint existsCheck for the presence of /admin/addpackage.php in the web root directoryAffected if The file addpackage.php exists in the /admin/ directory
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Test unauthenticated access to the admin endpointSend an HTTP request to /admin/addpackage.php without providing any authentication cookies, tokens, or session credentialsAffected if The endpoint responds with a 200 OK status and displays the package addition form instead of redirecting to a login page
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Check for authentication enforcement on admin pagesInspect the source code of addpackage.php for session_start(), authentication checks, or role verification logic at the beginning of the fileAffected if No authentication validation code is present at the start of the script
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Verify session-based authorization on admin endpointsSearch admin PHP files for server-side session verification such as isset($_SESSION['admin']), $_SESSION['user_role'], or similar authorization conditionsAffected if No role-based or session-based authorization checks are implemented
If the Online-Traveling-System version 1.0 is installed and the /admin/addpackage.php endpoint accepts requests without requiring valid authentication credentials, the environment is affected by this CVE.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement role-based access control (RBAC) with server-side session verification on all /admin/ endpoints, enforce authentication checks before executing sensitive operations, and restrict addpackage.php access to authenticated administrators only.
- Consultation6.0 h
- Implementation12.0 h
- Testing6.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $7,968.
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Free · runs locallyCheck whether your project pulls in CVE-2025-4066 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-4066 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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