CVE-2025-46178
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 · uneditedCross-Site Scripting (XSS) vulnerability exists in askquery.php via the eid parameter in the CloudClassroom PHP Project. This allows remote attackers to inject arbitrary JavaScript in the context of a victim s browser session by sending a crafted URL, leading to session hijacking or defacement.
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 confidenceA reflected Cross-Site Scripting (XSS) vulnerability exists in the askquery.php file of the CloudClassroom PHP Project. The eid parameter is not properly sanitized before being reflected in the application's response, allowing attackers to inject arbitrary JavaScript code via a crafted URL.
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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Confirm CloudClassroom PHP Project installationSearch for files named 'askquery.php' or look for the CloudClassroom project directory structure on the web serverAffected if The askquery.php file exists in the application root or web-accessible directory
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Verify the affected versionCheck the project version file, composer.json, or any version indicator in the projectAffected if The installed version is exactly 1.0 (the only affected version listed)
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Inspect the askquery.php code for the eid parameter handlingOpen askquery.php and locate where the 'eid' parameter is retrieved (e.g., $_GET['eid']) and used in the responseAffected if The eid parameter is used directly in the output without sanitization functions like htmlspecialchars() or htmlentities()
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Determine if the vulnerable parameter is actually usedCheck if the askquery.php page is accessible and processes the eid parameter from URL query stringsAffected if The page accepts and reflects the eid parameter in the HTML output without encoding
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Test for XSS reflection in a non-production test environmentSend a crafted request such as askquery.php?eid=<script>alert(1)</script> and verify if the script tag appears unescaped in the responseAffected if The script tags are rendered literally in the page response rather than being encoded
A user is affected if CloudClassroom PHP Project version 1.0 is installed, the askquery.php file exists, and the eid parameter is reflected in the output without proper HTML encoding.
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 dataApply context-aware output encoding (such as htmlspecialchars() in PHP) to the eid parameter before rendering it, and implement input validation to ensure eid contains only expected characters (e.g., numeric validation).
- Consultation2.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-46178 — 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-2025-46178 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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