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Urgent Security Issue Found in Oracle WebLogic Server

A serious security flaw has been found in Oracle WebLogic Server that could allow attackers to access sensitive data without needing a password. This vulnerability is actively being exploited and affects certain versions of the software commonly used in business environments.

01 June 2026

Reference: CVE-2024-21182

1. What is being reported?

The report highlights a high-risk vulnerability in Oracle WebLogic Server versions 12.2.1.4.0 and 14.1.1.0.0. Attackers can exploit this flaw remotely without any authentication to gain access to critical data stored or processed by the server.

2. What this means in plain English

If your organisation uses Oracle WebLogic Server, this weakness could let cybercriminals access your important information without your permission. This could lead to data breaches or loss of control over your systems.

3. Could this affect a small business?

Small businesses or charities using the affected versions of Oracle WebLogic Server could be at risk. Organisations not using this software or using different versions are unlikely to be affected.

4. What to do now

  • Check if your organisation uses Oracle WebLogic Server versions 12.2.1.4.0 or 14.1.1.0.0.
  • Contact your IT provider or software supplier to confirm if you are affected and ask for recommended mitigations or patches.
  • Apply any vendor-provided security updates or follow mitigation steps as soon as possible.
  • If no fix is available, consider discontinuing use of the affected product until it is secured.

5. Ask your IT provider

Can you confirm whether our Oracle WebLogic Server is affected by CVE-2024-21182 and what steps are being taken to protect our systems?

6. Bottom line

If you use Oracle WebLogic Server, act quickly to check and secure your systems against this known and actively exploited vulnerability.

Information based on CISA KEV, NVD, and reputable security reports.

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