CVE-2024-23871
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 has been reported in Cups Easy (Purchase & Inventory), version 1.0, whereby user-controlled inputs are not sufficiently encoded, resulting in a Cross-Site Scripting (XSS) vulnerability via /cupseasylive/unitofmeasurementmodify.php, in the description parameter. Exploitation of this vulnerability could allow a remote attacker to send a specially crafted URL to an authenticated user and steal their session cookie credentials.
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 confidenceCups Easy (Purchase & Inventory) v1.0 contains a reflected XSS vulnerability in /cupseasylive/unitofmeasurementmodify.php where the description parameter does not sanitize user input, allowing injection of malicious JavaScript that executes in authenticated users' browsers when they access a crafted URL, enabling session cookie theft.
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 Cups Easy installationLocate the Cups Easy application directory on your web server. Check for the presence of /cupseasylive/ folder in your web root.Affected if The application directory /cupseasylive/ exists on the server
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Verify application versionInspect the application's version file or footer on the login page. Compare the installed version to the affected version 1.0.Affected if The installed version is Cups Easy version 1.0
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Confirm vulnerable script existsCheck if the file /cupseasylive/unitofmeasurementmodify.php exists in your web application directory.Affected if The file unitofmeasurementmodify.php is present in the /cupseasylive/ directory
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Verify authentication is activeCheck if the Cups Easy application has user authentication enabled. This is typically configured in the application settings or through the web server configuration.Affected if User authentication is required to access the application (users must log in)
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Test description parameter for XSSLog into the application and navigate to the unit of measurement modify page. Submit a test payload like <script>alert('XSS')</script> in the description parameter, then check if the script executes when the page reloads.Affected if The description parameter reflects unsanitized input back to the browser without proper encoding
You are affected if you are running Cups Easy version 1.0 with the /cupseasylive/unitofmeasurementmodify.php file accessible to authenticated users and the description parameter reflects unsanitized user input.
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 on the description parameter; apply context-appropriate escaping before reflecting any user data in HTML output.
- 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-2024-23871 — 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-2024-23871 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