CVE-2021-4232
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 classified as problematic has been found in Zoo Management System 1.0. Affected is an unknown function of the file admin/manage-ticket.php. The manipulation with the input <script>alert(1)</script> leads to cross site scripting. It is possible to launch the attack remotely.
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 confidenceA reflected cross-site scripting (XSS) vulnerability exists in the Zoo Management System 1.0 admin/manage-ticket.php file. The application fails to properly sanitize user input in a parameter, allowing injection of malicious JavaScript code such as <script>alert(1)</script>. This can be exploited remotely to steal session cookies or perform actions on behalf of authenticated admin users.
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
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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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Verify Zoo Management System versionLocate the system files and check version information, typically in a README, version file, or the main index page footer. Common paths: /zoo-management-system/, check for version.php or similar.Affected if Installed version is exactly 1.0 (any installation of the affected version is vulnerable)
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Confirm admin/manage-ticket.php existsCheck for the presence of the file admin/manage-ticket.php in the web root. Path is typically: /your-web-root/admin/manage-ticket.phpAffected if The file exists in the installation
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Identify the vulnerable parameterOpen admin/manage-ticket.php in a text editor or use 'grep' to search for user input parameters (GET/POST) that are not sanitized. Look for unsanitized echo/print statements that output request variables directly to HTML.Affected if Any user-controlled parameter in this file is reflected in HTML output without sanitization (output encoding)
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Test for XSS vulnerability (if parameter identified)If a vulnerable parameter is found in the code, craft a test request: visit admin/manage-ticket.php?param=<script>alert(1)</script> using the actual parameter name. If the script tag appears literally in the response or executes, the vulnerability is present.Affected if User-supplied input from the parameter is reflected in the response without encoding, allowing JavaScript execution
You are affected if you have Zoo Management System version 1.0 installed with the admin/manage-ticket.php file present and any user input parameter in that file reflects unsanitized data to the HTML response.
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 output encoding for all user-supplied data before rendering in HTML context, and/or add input validation/sanitization using HTML entity encoding. The fix should be applied to the affected parameter(s) in manage-ticket.php.
- Consultation2.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2021-4232 — 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-2021-4232 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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