CVE-2025-11221
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 · uneditedImproper Limitation of a Pathname to a Restricted Directory ('Path Traversal'), Unrestricted Upload of File with Dangerous Type vulnerability in GTONE ChangeFlow allows Path Traversal, Accessing Functionality Not Properly Constrained by ACLs.This issue affects ChangeFlow: from All versions through v9.0.1.1.
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 confidenceGTONE ChangeFlow versions up to v9.0.1.1 contain a path traversal vulnerability combined with unrestricted file upload and improper ACL enforcement, allowing attackers to write files to arbitrary directories and access functionality outside their authorized scope. The combination of path traversal and dangerous file type upload could enable remote code execution.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- Adjacent
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:A/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 the installed GTONE ChangeFlow versionLocate the application version through the web interface (typically in About/Help sections, or check version files in the installation directory such as VERSION.txt, build.properties, or the WAR file manifest)Affected if The installed version is v9.0.1.1 or any earlier version (versions up to and including 9.0.1.1 are affected)
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Review file upload endpoint configurationsInspect the application's configuration files (such as web.xml, application.properties, or custom configuration XMLs) for servlet mappings or controllers handling file upload functionality. Check for upload endpoints in the web application's deployment descriptorAffected if File upload endpoints exist without explicit allow-list restrictions on file types or without validation of the upload path
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Inspect file path input validationExamine the application's source code or decompiled classes (if accessible) for file upload handling logic. Look for file path parameters in upload-related methods and check whether they sanitize or reject path traversal sequences like ../ or ..\Affected if File upload functionality accepts path parameters without validating or rejecting directory traversal sequences
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Verify ACL and role-based access control configurationsReview the application's security configuration files (security XML, Spring security config, or database-backed role tables) to identify all defined roles and their permitted actions. Check if guest or low-privilege users can access administrative or elevated functionsAffected if ACL configurations allow users with limited roles to access functionality or resources outside their authorized scope
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Test for path traversal in file operationsIf you have authorized testing access, attempt a controlled file upload with a modified filename containing ../ sequences to determine whether the application writes files outside the intended upload directoryAffected if The application writes uploaded files to locations outside the designated upload directory based on path traversal input
You are affected if GTONE ChangeFlow v9.0.1.1 or any earlier version is installed AND file upload functionality with path traversal vulnerabilities is accessible to your users.
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 strict input validation on all file path inputs to prevent directory traversal sequences, enforce allow-list based file type restrictions on uploads, and review ACL configurations to ensure all functionality is properly constrained by role-based access controls. Upgrading to a patched version from the vendor is recommended.
- Consultation8.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-11221 — 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-2025-11221 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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- Version or environment caveats, and links to real fixes
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