Welcart E CommerceWordPress extension · Welcart
CVE-2023-41962
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 vulnerability in Credit Card Payment Setup page of Welcart e-Commerce versions 2.7 to 2.8.21 allows a remote unauthenticated attacker to inject an arbitrary script in the page.
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 stored cross-site scripting (XSS) vulnerability exists in the Credit Card Payment Setup page of Welcart e-Commerce versions 2.7 through 2.8.21. The vulnerability allows remote unauthenticated attackers to inject malicious JavaScript code into the page through unsanitized input fields, which is then executed in the browsers of other users viewing the affected page.
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
Welcart E CommerceWordPress extension
>= 2.7, <= 2.8.21CVSS 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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Check Welcart e-Commerce installed versionNavigate to WordPress admin dashboard > Plugins > Welcart e-Commerce, or check the plugin header in /wp-content/plugins/usc-e-shop/usc-e-shop.php for the 'Version' fieldAffected if The version listed is 2.7, 2.8, or any version between 2.8.1 and 2.8.21 inclusive
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Confirm Credit Card Payment Setup page existsIn WordPress admin, go to Welcart Settings > Credit Card Settings, or access the URL path typically under /wp-admin/admin.php?page=usces_card, and verify the page loadsAffected if The page is accessible and loads without error (the vulnerable endpoint exists in your installation)
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Check for unauthorized or suspicious content in payment settingsInspect the Credit Card Payment Setup page fields (merchant ID, shop ID, terminal ID, and other text inputs) for any unexpected JavaScript code, HTML tags, or encoded payloads that do not match your legitimate configurationAffected if Any input field contains script tags, javascript: URIs, or other XSS payloads that were not entered by your administrators
You are affected if your Welcart e-Commerce version is between 2.7 and 2.8.21 inclusive AND the Credit Card Payment Setup page is accessible, particularly if unexpected script content is found in any payment configuration fields.
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 dataUpgrade Welcart e-Commerce to version 2.8.22 or later, which contains the patch for this vulnerability. As a temporary workaround, restrict access to the Credit Card Payment Setup page until the update can be applied.
Fix this in Welcart E Commerce
Scoped from the published advisory
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-41962 — 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-2023-41962 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