News - Security News
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- Written by: Bjørn Ove Bremnes
- Parent Category: News
- Category: News - Security News
The Joomla error Class "JPlugin" not found can take down part or all of a site when older extension code, an incomplete change, or a compatibility mismatch tries to load a class that is unavailable. This practical Joomla tutorial explains how to protect the site first, identify the extension or file involved, restore service safely, and turn the incident into a structured Joomla 6 readiness review.
Read more: Fix Class "JPlugin" Not Found in Joomla and Prepare for Joomla 6
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- Written by: Bjørn Ove Bremnes
- Parent Category: News
- Category: News - Security News
Joomla’s “File Checksum Failed” message means an update or file-integrity check found that a file does not match the expected data. It is not a documented CVE-based vulnerability, but it should be handled carefully: a failed check can result from an interrupted download or configuration problem, and it can also warrant an investigation into unexpected file changes.
Read more: How to Fix Joomla’s File Checksum Failed Update Error Safely
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- Written by: Bjørn Ove Bremnes
- Parent Category: News
- Category: News - Security News
Joomla developer-impersonation scams rely on trust, urgency and requests for access rather than a newly disclosed Joomla software flaw. Learn how to verify unexpected contacts, control third-party access and respond quickly if credentials or site access may have been exposed.
Read more: Joomla Developer-Impersonation Scams: How to Spot and Stop Them
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- Written by: Bjørn Ove Bremnes
- Parent Category: News
- Category: News - Security News
Joomla sites running YOOtheme Pro 5.0.0 through 5.0.52 should update to version 5.0.53 or later without delay. CVE-2026-102785 is an unauthenticated remote code execution vulnerability in the extension’s public image transformation handler, with an official CVSS 4.0 score of 10.0 CRITICAL.
Read more: Update YOOtheme Pro 5 to 5.0.53 for Critical RCE Fix
