Oracle has released fixes in its Critical Security Patch Update (CSPU) cycle, designed to address urgent vulnerabilities that can’t wait for the company’s quarterly patching. The initial batch addresses 35 flaws, including several for which exploit code is publicly available.

Affected products include, but are not limited to:

• Oracle E-Business Suite (EBS)  

• Oracle REST Data Services

• Oracle Database   

• Oracle Communications

• Oracle Hospitality Applications

Security Risks

The successful exploitation of these vulnerabilities poses a significant security risk, as remote attackers could potentially exploit them to gain control over the affected system.

For the full list of security updates released by Oracle, please refer to Critical Patch Updates.

Recommended Actions

The National Cyber Security Authority (NCSA) recommends that users and system administrators:

1. Upgrade, as soon as possible, to the latest supported version of installed software in order to continue receiving technical support and security patches.

2. Before updating or patching, please ensure that you have the latest backup that can easily be restored.

For further information and support, please contact the National Cyber Security Authority (NCSA) by emailto rwcsirt@ncsa.gov.rw or call us on 9009.

References

• Oracle Critical Patch Update Advisory - May 2026

• Oracle Critical Patch Updates, Security Alerts and Bulletins