Check Point Advisories

Oracle WebLogic Server Insecure Deserialization

Check Point Reference: CPAI-2026-10598
Date Published: 26 Aug 2026
Severity: Critical
Last Updated: Wednesday 26 August, 2026
Source:
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description A remote code execution vulnerability in Oracle WebLogic Server.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Oracle WebLogic Server Insecure Deserialization protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Oracle Protection Violation.
Attack Information:  Oracle WebLogic Server Insecure Deserialization

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