CVE-2026-56054
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 · uneditedSubscriber Arbitrary File Deletion in JS Help Desk <= 3.1.1 versions.
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 confidenceJS Help Desk version 3.1.1 and earlier contains an arbitrary file deletion vulnerability due to broken access control. Authenticated users with the lowest privilege level (subscriber) can delete arbitrary files on the server by exploiting insufficient authorization checks on file deletion functionality.
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
- None
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/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.
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Identify JS Help Desk installation and versionCheck your web application directory for JS Help Desk files (typically in /wp-content/plugins/js-help-desk or similar). Look for a version file, readme.txt, or plugin header that displays the installed version number.Affected if The installed version is 3.1.1 or any earlier version of JS Help Desk.
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Verify if subscriber-level user accounts existQuery your user database or user management interface to confirm whether subscriber-role accounts are active in the system. Check the wp_users table (if WordPress-based) or the equivalent user table for roles with subscriber privileges.Affected if Subscriber-level accounts exist and are allowed to authenticate to the system.
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Inspect file deletion endpoint authorizationReview the code handling file deletion requests (typically in PHP files within the plugin directory). Trace the logic that processes delete requests to determine if role-based access control (RBAC) checks are performed before executing file deletion operations.Affected if The file deletion functionality lacks proper role verification or allows subscriber-level users to trigger deletions.
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Test for broken access control on file deletionUsing a low-privilege subscriber account, attempt to access and invoke the file deletion feature. Observe whether the request succeeds without proper authorization validation.Affected if A subscriber-level user can successfully delete files on the server through the file deletion functionality.
You are affected if JS Help Desk version 3.1.1 or earlier is installed AND subscriber-level users can access and successfully execute file deletion operations without administrative authorization.
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 JS Help Desk to a version newer than 3.1.1. Until a patch is available, disable or restrict file deletion features to administrative users only and implement server-side validation of file paths to prevent path traversal.
- 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-2026-56054 — 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-2026-56054 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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