# CVE-2026-101764: Oracle Communications Billing and Revenue Management privilege escalation in BRM Server

Source: https://junglewise.ai/threats/cve-2026-101764-vulnerability-in-the-oracle-communications-billing-and-revenue  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-101764 · Severity: medium · CVSS 5.5 · Published 2026-10-20

Oracle Communications Billing and Revenue Management (BRM) is a billing system that processes billing data and revenue management for communications service providers. A local privilege escalation vulnerability in the BRM Server component allows an attacker with basic login access to the server to read sensitive billing and customer data without authorization. Affected versions 15.0.0, 15.0.1, 15.1.0, and 15.2.0 can be compromised by local users to gain access to confidential financial and customer information.

Technologies: [Oracle Communications Billing and Revenue Management](https://junglewise.ai/threats/technologies/communications-billing-and-revenue-management). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-101764 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101764 being exploited in the wild.

**How severe is CVE-2026-101764?** Medium severity, with a CVSS score of 5.5, published 20 October 2026.

**Which products and versions are affected?** Oracle Communications Billing and Revenue Management 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0, 15.2.0.0.0.

**Is there a fix for CVE-2026-101764?** 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-2026-101764 attacked?** It is attacked with local access, in a hosted service.

**Am I affected by CVE-2026-101764?** Check whether you run Oracle Communications Billing and Revenue Management 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 local privilege escalation vulnerability exists in Oracle Communications BRM Server affecting versions 15.0.0.0.0 through 15.2.0.0.0. An attacker with low-privileged local logon access can exploit this vulnerability to bypass access controls and read critical data within the BRM system. The vulnerability requires local infrastructure access but no user interaction, resulting in confidentiality impact with no integrity or availability impact.

## Affected products

- Oracle Communications Billing and Revenue Management 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0, 15.2.0.0.0

## Timeline

- 2026-10-20: disclosed

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

## Related threats

- [Oracle Communications Billing and Revenue Management privilege escalation](https://junglewise.ai/threats/cve-2026-91629-vulnerability-in-the-oracle-communications-billing-and-revenue)
- [Oracle Communications Billing and Revenue Management privilege escalation in BRM Server](https://junglewise.ai/threats/cve-2026-91628-vulnerability-in-the-oracle-communications-billing-and-revenue)
- [Oracle Communications Billing and Revenue Management privilege escalation in Platform](https://junglewise.ai/threats/cve-2026-91627-vulnerability-in-the-oracle-communications-billing-and-revenue)
- [Oracle Communications Billing and Revenue Management privilege escalation in Platform](https://junglewise.ai/threats/cve-2026-87297-vulnerability-in-the-oracle-communications-billing-and-revenue)
- [Oracle Communications Billing and Revenue Management privilege escalation](https://junglewise.ai/threats/cve-2026-83406-vulnerability-in-the-oracle-communications-billing-and-revenue)