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5 Signs Your Site is Running Unlicensed GPL Plugins

5 min readBy JagaWeb Technical Team

How to detect security vulnerabilities, backdoors, and pirated software on your WordPress site.

The Piracy Pandemic

To cut costs, many cheap providers use "nulled" (pirated) plugins. While they might work initially, they pose a massive security risk to your business data and SEO rankings.

Sign 1: "Update Failed" Errors

When you try to update a premium plugin via the dashboard, it fails, asking for a license key that you don't have.

Sign 2: Strange Code in Functions.php

Nulled plugins often inject base64-encoded strings or strange include calls into your theme's functions.php file. These are backdoors that allow attackers to control your site.

Sign 3: Unexplained Admin Accounts

You check your Users list and find an 'Administrator' account you didn't create, often hidden from standard views but visible in the database.

Sign 4: Redirects on Mobile Only

Malware from nulled plugins is smart. It might only redirect mobile users to spam sites, leaving the desktop version untouched so the site owner doesn't notice.

Sign 5: The Agency Refuses to Provide License Keys

If you ask your agency for the license keys for plugins like WP Rocket or Elementor Pro, and they get defensive or refuse, they likely don't have them.

Audit your site. If you suspect nulled plugins, you need a professional security audit and immediate remediation.

PROTECT YOUR ASSETS

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