# CVE-2026-91627: Oracle Communications Billing and Revenue Management privilege escalation in Platform

Source: https://junglewise.ai/threats/cve-2026-91627-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-2026-91627 · Severity: high · CVSS 7.8 · Published 2026-10-20

Oracle Communications Billing and Revenue Management is a billing and revenue system used by communications service providers. A vulnerability in the Platform component allows a low-privileged user with local access to take complete control of the system, potentially exposing customer billing data and disrupting billing operations. The flaw requires the attacker to already have login credentials to the infrastructure.

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-2026-91627 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-91627 being exploited in the wild.

**How severe is CVE-2026-91627?** High severity, with a CVSS score of 7.8, 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-2026-91627?** 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-2026-91627 attacked?** It is attacked with local access, in a hosted service.

**Am I affected by CVE-2026-91627?** 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 privilege escalation vulnerability exists in the Platform component of Oracle Communications Billing and Revenue Management versions 15.0.0.0.0 through 15.2.0.0.0. The flaw is easily exploitable by a low-privileged local attacker with logon credentials, allowing complete system compromise (confidentiality, integrity, and availability impact). No patch information is provided in the advisory.

## 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-2026-87297-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)
- [Oracle Communications Billing and Revenue Management unauthorized data access in BRM Server](https://junglewise.ai/threats/cve-2026-101807-vulnerability-in-the-oracle-communications-billing-and-revenue)