CVE-2026-42748
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 · uneditedUnrestricted Upload of File with Dangerous Type vulnerability in WPify WPify Woo Czech wpify-woo allows Upload a Web Shell to a Web Server.This issue affects WPify Woo Czech: from n/a through <= 5.4.1.
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 confidenceThe WPify Woo Czech WordPress plugin (wpify-woo) versions up to 5.4.1 contains an unrestricted file upload vulnerability that allows authenticated attackers to upload dangerous file types, including web shells, directly to the web server without proper validation or restrictions.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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.
-
Identify if WPify Woo Czech plugin is installedNavigate to WordPress admin > Plugins > Installed Plugins, or check the /wp-content/plugins/ directory for a folder named 'wpify-woo' or similarAffected if The plugin folder exists in the WordPress plugins directory
-
Determine the installed plugin versionIn WordPress admin, go to Plugins > Installed Plugins and look for WPify Woo Czech to view its version number, or read the main plugin PHP file and look for the 'Version' header commentAffected if The version is 5.4.1 or lower
-
Verify file upload functionality is accessibleCheck if the plugin settings or any endpoint related to file upload functionality is enabled. Review plugin settings pages in WordPress admin under WPify Woo Czech settingsAffected if File upload features are active and accessible to authenticated users
-
Inspect the uploads directory for suspicious filesExamine /wp-content/uploads/ and subdirectories for unexpected PHP files, shell scripts, or files with double extensions (e.g., image.php.jpg)Affected if Any suspicious executable files are present that were not intentionally uploaded by administrators
-
Check upload directory configurationReview .htaccess (Apache) or nginx config for the uploads directory to see if execution is properly restrictedAffected if No security restrictions exist to prevent execution of uploaded files, or the uploads directory allows PHP/script execution
A user is affected if the WPify Woo Czech plugin version is 5.4.1 or lower AND the file upload functionality is accessible to authenticated users on their WordPress site.
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 WPify Woo Czech to the latest version beyond 5.4.1. If no patched version is available, disable the plugin immediately and implement web server-level restrictions to prevent execution of uploaded files in the wp-content/uploads directory.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $6,176.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-42748 — 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-2026-42748 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
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- 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