CVE-2026-65754 regularlabs.com CVE debrief

Who should care

Joomla users with the ReReplacer Pro extension installed should be aware of this vulnerability and take necessary precautions to secure their installations. This includes verifying their installations and ensuring they are up-to-date. The vulnerability impacts Joomla users with the ReReplacer Pro extension installed, and they should review their installations and apply necessary updates or mitigations through normal change control where exposure is confirmed. Compensating controls for exposed systems should be reviewed while remediation is scheduled and verified. Relevant monitoring, detection, and logs for exposed assets should be checked for extra review. Asset inventory and source tracking are also recommended to ensure thorough vulnerability management. Organizations using Joomla and the ReReplacer Pro extension should verify their installations and ensure they are up-to-date to prevent potential file reads outside the site directory. Security teams should review the official advisory or CVE record to validate affected scope, severity, and vendor guidance. They should also plan vendor-supported updates or mitigations through normal change control where exposure is confirmed. Monitoring for unusual file access attempts is crucial to detect potential exploitation attempts. Reviewing compensating controls for exposed systems while remediation is scheduled and verified is also essential. Checking relevant monitoring, detection, and logs for exposed assets that need extra review is vital to ensure thorough vulnerability management. Confirming whether affected product deployments exist in managed environments and assigning an owner for follow-up is also recommended. Rolling back change windows and source tracking can also aid in managing the vulnerability effectively. The vulnerability management process should include reviewing the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance. This will help in planning vendor-supported updates or mitigations through normal change control where exposure is confirmed. Compensating controls for exposed systems should be reviewed while remediation is scheduled and verified. Asset

Technical summary

The ReReplacer Pro extension for Joomla is vulnerable to insecure path handling, potentially allowing for file reads outside the site directory. This issue arises from the ReReplacer XML include paths. Joomla users with the ReReplacer Pro extension installed should be aware of this vulnerability and take necessary precautions. The vulnerability allows for potential file reads outside the site directory, impacting Joomla users with the ReReplacer Pro extension installed.

Defensive priority

Organizations using Joomla and the ReReplacer Pro extension should verify their installations and ensure they are up-to-date.

Recommended defensive actions

• Verify Joomla and ReReplacer Pro extension versions
• Ensure up-to-date installations
• Monitor for unusual file access attempts

Evidence notes

The CVE record indicates an insecure path handling issue in the ReReplacer Pro extension for Joomla, allowing for potential file reads outside the site directory.

Official resources