CVE-2024-49260

9.9 CRITICAL

📋 TL;DR

This vulnerability allows attackers to upload malicious files to WordPress sites using the Limb Gallery plugin, potentially leading to remote code execution. It affects all WordPress installations with Limb Gallery plugin versions up to 1.5.7. Attackers can exploit this without authentication to compromise websites.

💻 Affected Systems

Products:
  • WordPress Limb Gallery Plugin
Versions: All versions up to and including 1.5.7
Operating Systems: All operating systems running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with vulnerable plugin versions regardless of configuration.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete website takeover, data theft, malware distribution, and server compromise leading to lateral movement within the hosting environment.

🟠

Likely Case

Website defacement, backdoor installation, credential theft, and use as part of a botnet for further attacks.

🟢

If Mitigated

File upload attempts blocked, no code execution possible, but failed attempts may still appear in logs.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: CONFIRMED
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Simple HTTP POST requests with malicious file uploads can exploit this vulnerability.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.5.8 or later

Vendor Advisory: https://patchstack.com/database/vulnerability/limb-gallery/wordpress-limb-gallery-plugin-1-5-7-arbitrary-file-upload-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Limb Gallery' and click 'Update Now'. 4. Verify version is 1.5.8 or higher.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate limb-gallery

Restrict File Uploads

all

Use web application firewall to block file uploads to plugin endpoints

🧯 If You Can't Patch

  • Remove the plugin completely from all affected WordPress installations
  • Implement strict file upload validation at the web server level

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Limb Gallery version. If version is 1.5.7 or lower, system is vulnerable.

Check Version:

wp plugin get limb-gallery --field=version

Verify Fix Applied:

Confirm plugin version is 1.5.8 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Multiple POST requests to /wp-content/plugins/limb-gallery/upload.php
  • File uploads with PHP/executable extensions
  • Unauthorized file creation in upload directories

Network Indicators:

  • HTTP POST requests with file uploads to plugin endpoints
  • Unusual outbound connections from web server

SIEM Query:

source="web_server" AND (uri="/wp-content/plugins/limb-gallery/*" AND method="POST")

🔗 References

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