# CVE-2026-61223: Oracle Communications Converged Application Server compromise in Security component

Source: https://junglewise.ai/threats/cve-2026-61223-oracle-communications-converged-application-server-compromise-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-21. Updated: 2026-07-22  
License: CC BY 4.0 with a link back

CVE-2026-61223 · Severity: critical · CVSS 9 · Published 2026-07-21

A critical vulnerability exists in Oracle Communications Converged Application Server, a platform used by telecommunications providers to deliver multimedia services. An unauthenticated attacker could remotely exploit this flaw to gain full control over the server. Such an attack could lead to a total loss of data confidentiality and service availability, potentially impacting connected systems beyond the application server itself.

Technologies: [Oracle Converged Application Server](https://junglewise.ai/threats/technologies/converged-application-server). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-61223 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-61223 being exploited in the wild.

**How severe is CVE-2026-61223?** Critical severity, with a CVSS score of 9, published 21 July 2026.

**Which products and versions are affected?** Oracle Converged Application Server 8.2, 8.3.

**Is there a fix for CVE-2026-61223?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-61223 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-61223?** Check whether you run Oracle Converged Application Server at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A vulnerability in the Security component of Oracle Communications Converged Application Server (versions 8.2 and 8.3) allows an unauthenticated attacker with network access via TCP/IP to compromise the system. The vulnerability is characterized by a high attack complexity, suggesting specific conditions or timing are required for successful exploitation. However, the exploit results in a scope change (S:C), meaning a successful attack can impact components beyond the immediate security scope of the application server. Successful exploitation can result in a complete takeover of the server, impacting confidentiality, integrity, and availability. Users are advised to refer to the Oracle Critical Patch Update for July 2026 for remediation steps.

## Affected products

- Oracle Communications Converged Application Server 8.2, 8.3

## Timeline

- 2026-07-21: disclosed
- 2026-07-21: advisory: Oracle July 2026 Critical Patch Update published

## References

- [https://www.oracle.com/security-alerts/cpujul2026.html](https://www.oracle.com/security-alerts/cpujul2026.html)

## Related threats

- [Oracle Communications Converged Application Server takeover in Core component](https://junglewise.ai/threats/cve-2026-61225-oracle-communications-converged-application-server-takeover-in)
- [Oracle Communications Converged Application Server takeover via Security component](https://junglewise.ai/threats/cve-2026-61224-oracle-communications-converged-application-server-takeover-via)