CVE-2022-3943
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 ForU CMS. It has been classified as problematic. Affected is an unknown function of the file cms_chip.php. The manipulation of the argument name leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-213450 is the identifier assigned to this vulnerability.
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 cross-site scripting (XSS) vulnerability exists in ForU CMS cms_chip.php where the 'name' parameter is not properly sanitized before being reflected in the output. Attackers can inject malicious JavaScript via the manipulated name argument, which executes in victims' browsers.
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 dataall versionsCVSS 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
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/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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Locate the vulnerable cms_chip.php fileSearch the web server document root for the file 'cms_chip.php' - typically found in paths like /include/, /cms/, or the root directory of the Foru CMS installationAffected if The file cms_chip.php exists in the Foru CMS installation directory
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Verify the 'name' parameter is processedExamine cms_chip.php source code and search for code that retrieves the 'name' parameter, typically using $_GET['name'], $_POST['name'], or $_REQUEST['name']Affected if The file processes a 'name' parameter from user input without validation
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Confirm lack of output encoding for reflected 'name'Inspect the code around where 'name' is used - look for direct echo or print statements that output the name parameter value without functions like htmlspecialchars(), htmlentities(), or similar sanitizationAffected if The 'name' parameter value is reflected in the HTTP response without HTML encoding or sanitization
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Test XSS injection via 'name' parameterSend a crafted HTTP request to cms_chip.php with a test payload in the 'name' parameter (e.g., ?name=<script>alert('XSS')</script>) and verify if the script tag is returned unescaped in the responseAffected if The payload is returned verbatim in the response and the script executes when the page is rendered in a browser
If the cms_chip.php file exists in your Foru CMS installation and the 'name' parameter is reflected in output without HTML encoding, your environment is affected by this XSS vulnerability.
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 input validation and output encoding for the 'name' parameter in cms_chip.php. Sanitize or escape user-supplied input before reflecting it in HTTP responses.
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2022-3943 — 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-2022-3943 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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