CVE-2023-51501
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 · uneditedImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Undsgn Uncode - Creative & WooCommerce WordPress Theme allows Reflected XSS.This issue affects Uncode - Creative & WooCommerce WordPress Theme: from n/a through 2.8.6.
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 confidenceReflected XSS vulnerability in the Undsgn Uncode WordPress theme allows unauthenticated attackers to inject malicious scripts through unsanitized user input that gets reflected back in web pages without proper output encoding.
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<= 2.8.6CVSS 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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Identify Uncode theme versionLog into WordPress admin, go to Appearance > Themes, and locate the Uncode theme to view its version number. Alternatively, check the version in the theme's style.css file located in wp-content/themes/uncode/Affected if The installed version is 2.8.6 or any earlier version (e.g., 2.8.0, 2.7.0, etc.)
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Confirm theme is activeIn WordPress admin under Appearance > Themes, verify that Uncode is the currently active theme being used on the siteAffected if Uncode theme is active and serving pages to visitors
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Identify reflected input pointsReview web pages for query parameters or form inputs that reflect user-supplied values back in the response. Common locations include search parameters, URL redirects, or filter inputs. Test by submitting a benign payload like <script>alert(1)</script> in URL parameters and observe if it executes in the page sourceAffected if Any parameter reflects input back into the page HTML without proper encoding
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Review access logs for exploitation attemptsExamine web server access logs (Apache, Nginx, or CDN logs) for requests containing XSS patterns in URL parameters, such as <script>, javascript:, onerror=, or other HTML/script tags targeting the Uncode theme pathsAffected if Logs show suspicious requests with script tags or event handlers in URLs pointing to the site
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Check for injected contentSearch the WordPress database (wp_posts, wp_options tables) and theme files for unexpected script tags, malicious redirects, or unauthorized code additions that may indicate the vulnerability was exploitedAffected if Malicious scripts or unauthorized code is found in database records or theme files
A user is affected if the Uncode theme version is 2.8.6 or lower AND the theme is actively serving pages with unencoded user input that can be reflected in responses.
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 dataUpdate Uncode theme to the latest version or apply vendor-provided patch that implements proper input validation and output escaping to neutralize malicious script injection.
- Consultation3.0 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-2023-51501 — 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-2023-51501 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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