Tag: prestashop

All the articles with the tag "prestashop".

• The 521 Error That Wasn't: Following the Evidence to a Backdoored PrestaShop

  Published date: 13 Jul, 2026

  14 min read

  A real-world investigation into a PrestaShop outage where a Cloudflare 521 Error turned out to be a compromised index.php. A step-by-step debugging story focused on evidence instead of assumptions.

  • #prestashop
  • #cybersecurity
  • #linux
  • #debugging