CVE-2025-5993
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 · uneditedITCube CRM in versions from 2023.2 through 2025.2 is vulnerable to path traversal. Unauthenticated remote attacker is able to exploit vulnerable parameter fileName and construct payloads that allow to download any file accessible by the the web server process.
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 · high confidenceITCube CRM versions 2023.2-2025.2 contains a path traversal vulnerability in the fileName parameter. Unauthenticated remote attackers can craft payloads using directory traversal sequences (e.g., ../../) to access and download arbitrary files from the web server's filesystem, potentially exposing sensitive system files, configuration data, credentials, or application data.
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
- Network
- Complexity
- Low
- Privileges
- None
- Authentication
- X
- User interaction
- None
- Scope
- X
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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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Check installed ITCube CRM versionLocate the ITCube CRM installation directory and check version files (typically version.txt, about page, or admin panel) or query the application's /about or /version endpoint if availableAffected if Installed version is 2023.2, 2023.3, 2024.1, 2024.2, 2025.1, or 2025.2 (any version between 2023.2 and 2025.2 inclusive)
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Identify if file download functionality is exposedCheck for endpoints that accept a fileName parameter, typically in file download, attachment retrieval, or document viewer modules. Common patterns include URLs like /download, /file/get, /documents/view, or similar paths handling fileName as a query or POST parameterAffected if The application exposes any endpoint accepting a fileName parameter for file retrieval
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Verify web server user privilegesInspect the process owner of the web server (IIS, Apache, Nginx) and check what directories that user account can access. Look for excessive permissions on system directories (C:\ on Windows or / on Linux)Affected if The web server process runs with elevated privileges or has read access to sensitive directories outside the application root
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Review access logs for path traversal attemptsSearch web server access logs (IIS logs in %SystemDrive%\inetpub\logs\LogFiles or Apache/Nginx logs in /var/log) for requests containing ../ sequences in fileName, download, or similar parametersAffected if Log analysis reveals any GET or POST requests with ../ patterns targeting the fileName parameter
You are affected if ITCube CRM version 2023.2-2025.2 is installed AND the file download feature accepting a fileName parameter is exposed to unauthenticated 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 the fileName parameter to reject path traversal sequences, enforce allowlist-based file access controls, and ensure the web server process runs with minimal necessary filesystem privileges. Consider deploying a WAF rule as an interim control.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2025-5993 — 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-2025-5993 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
- No spam, self-promotion, credentials, or personal data