CVE-2024-6590 – This vulnerability in the WordPress Spreadsheet... (How to Fix)

Q: What is the severity of CVE-2024-6590?

CVE-2024-6590 has a CVSS score of 6.3 (MEDIUM). This vulnerability in the WordPress Spreadsheet Integration plugin allows authenticated attackers with Subscriber-level access or higher to modify data without proper authorization. Attackers can edit post statuses, edit existing Google Sheet integrations, and create new integrations. All WordPress sites using vulnerable plugin versions are affected.

📋 TL;DR

This vulnerability in the WordPress Spreadsheet Integration plugin allows authenticated attackers with Subscriber-level access or higher to modify data without proper authorization. Attackers can edit post statuses, edit existing Google Sheet integrations, and create new integrations. All WordPress sites using vulnerable plugin versions are affected.

💻 Affected Systems

Products:

Spreadsheet Integration – Automate Google Sheets With WordPress plugin

Versions: All versions up to and including 3.7.9

Operating Systems: All operating systems running WordPress

Default Config Vulnerable: ⚠️ Yes

Notes: Requires WordPress installation with the vulnerable plugin enabled. Any authenticated user (Subscriber role or higher) can exploit this vulnerability.

📦 What is this software?

Spreadsheet Integration by Javmah

View all CVEs affecting Spreadsheet Integration →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could manipulate Google Sheet integrations to exfiltrate sensitive data, modify critical WordPress content, or disrupt business operations by altering automated workflows.

🟠

Likely Case

Unauthorized users modifying post statuses or Google Sheet configurations, potentially causing data integrity issues or minor operational disruptions.

🟢

If Mitigated

With proper access controls and monitoring, impact would be limited to unauthorized configuration changes that could be detected and reverted.

🌐 Internet-Facing: HIGH

🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: LIKELY

Unauthenticated Exploit: ✅ No

Complexity: LOW

Exploitation requires authenticated access but is straightforward due to missing capability checks in multiple functions.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 3.8.0 or later

Vendor Advisory: https://plugins.trac.wordpress.org/browser/wpgsi/trunk/admin/class-wpgsi-admin.php

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Spreadsheet Integration' plugin. 4. Click 'Update Now' if update available. 5. Alternatively, download version 3.8.0+ from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Temporary Plugin Deactivation

all

Disable the vulnerable plugin until patched

wp plugin deactivate wpgsi

Role-Based Access Restriction

all

Temporarily restrict Subscriber role capabilities

wp role reset subscriber

🧯 If You Can't Patch

Implement strict access controls and monitor for unusual Google Sheet integration changes
Disable plugin functionality or remove it entirely if not essential

🔍 How to Verify

Check if Vulnerable:

Check plugin version in WordPress admin under Plugins → Installed Plugins. Look for 'Spreadsheet Integration' version 3.7.9 or earlier.

Check Version:

wp plugin get wpgsi --field=version

Verify Fix Applied:

Confirm plugin version is 3.8.0 or later in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

Unusual POST requests to wpgsi admin endpoints from Subscriber-level users
Unexpected modifications to Google Sheet integration settings

Network Indicators:

HTTP requests to /wp-admin/admin-ajax.php with wpgsi-related actions from non-admin users

SIEM Query:

source="wordpress" AND (uri_path="/wp-admin/admin-ajax.php") AND (action="wpgsi_*" OR user_role="subscriber")

📊 Metadata

CVE ID: CVE-2024-6590

CVSS v3 Score: 6.3 (MEDIUM)

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CWE: CWE-862

Published: September 25, 2024

Last Updated: September 30, 2024

🔗 References

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🔗 Related Vulnerabilities

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