Wp Rest Api FnsWordPress extension · Vivektamrakar

CVE-2024-49328

CRITICAL · 9.8 CVSS v3.1 Published 2024-10-20
Fix available
A fix is available. Upgrade to after 1.0.0 or later.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges Zero-click

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 · unedited
Authentication Bypass Using an Alternate Path or Channel vulnerability in vivek2tamrakar WP REST API FNS rest-api-fns allows Authentication Bypass.This issue affects WP REST API FNS: from n/a through <= 1.0.0.

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 confidence

Authentication bypass vulnerability in the WP REST API FNS WordPress plugin allows attackers to bypass authentication mechanisms through the REST API. The vulnerability exists in versions 1.0.0 and below, enabling unauthorized access to protected endpoints.

MitigationUpdate to a patched version of WP REST API FNS immediately; if no patched version is available, disable the plugin and review access logs for signs of exploitation.

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
Wp Rest Api FnsWordPress extension
Affected:<= 1.0.0

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
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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 checks

Work through these to decide whether this CVE applies to you.

  1. Verify plugin installation
    Check your WordPress site's wp-content/plugins/ directory for a folder named 'wp-rest-api-fns' or similar variant of the plugin name.
    Affected if The plugin folder exists in the plugins directory
  2. Determine installed version
    Open the main plugin PHP file (usually index.php or wp-rest-api-fns.php) and look for the version declaration in the plugin header comment, or check the readme.txt file for the 'Stable tag' version number.
    Affected if The version is 1.0.0 or lower, or if no version is displayed (indicating an unversioned release of the 1.0.0 code)
  3. Test REST API authentication bypass
    Send a GET request to a typical protected WordPress REST API endpoint (such as /wp-json/wp/v2/users or /wp-json/) without including any authentication headers or cookies, and observe if the endpoint returns data that should require authentication.
    Affected if Protected or private data is returned without authentication credentials being provided

Your environment is affected if the WP REST API FNS plugin is installed at version 1.0.0 or below AND REST API endpoints return protected data without requiring authentication.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Upgrade available Upgrade to a release after 1.0.0
Interim mitigation

Update to a patched version of WP REST API FNS immediately; if no patched version is available, disable the plugin and review access logs for signs of exploitation.

Fix this in Wp Rest Api Fns Scoped from the published advisory
  • Consultation2.0 h
  • Implementation2.0 h
  • Testing1.0 h
  • Review / QA1.0 h
6.0 hours of engineering $1,090
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,744.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2024-49328 — 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 sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-49328 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • 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